diff --git a/apps/edr-freight-api/src/modules/bookings/booking-content.sql.spec.ts b/apps/edr-freight-api/src/modules/bookings/booking-content.sql.spec.ts
index 39e6da2f2..8580c7774 100644
--- a/apps/edr-freight-api/src/modules/bookings/booking-content.sql.spec.ts
+++ b/apps/edr-freight-api/src/modules/bookings/booking-content.sql.spec.ts
@@ -1,7 +1,10 @@
 import {
   CARGO_TYPE_SUBTREE_SQL,
+  bookingContainerCountSql,
+  bookingContainerVgmSql,
   bookingContentMatchSql,
   bookingContentSql,
+  bookingHasContainerTypeSql,
 } from './booking-content.sql';
 
 describe('bookingContentSql', () => {
@@ -62,3 +65,44 @@ describe('bookingContentMatchSql', () => {
     expect(sql.trimEnd().endsWith(')')).toBe(true);
   });
 });
+
+describe('bookingContainerCountSql', () => {
+  // booking_container is one row per LINE carrying a quantity, so counting rows
+  // would report a 54-container booking as 1.
+  it('sums the line quantities rather than counting lines', () => {
+    expect(bookingContainerCountSql('b')).toContain('SUM(bc.quantity)');
+    expect(bookingContainerCountSql('b')).not.toContain('COUNT(');
+  });
+
+  it('counts every type by default and one type when scoped', () => {
+    expect(bookingContainerCountSql('b')).not.toContain('container_type_id');
+    expect(bookingContainerCountSql('b', true)).toContain(
+      'bc.container_type_id = :containerTypeId',
+    );
+  });
+
+  it('is 0, never NULL, so a bound comparison still decides', () => {
+    expect(bookingContainerCountSql('b')).toContain('COALESCE(SUM(bc.quantity), 0)');
+  });
+
+  it('ignores soft-deleted lines', () => {
+    expect(bookingContainerCountSql('b')).toContain('bc.deleted_at IS NULL');
+    expect(bookingHasContainerTypeSql('b')).toContain('bc.deleted_at IS NULL');
+  });
+
+  it('rewrites the booking reference under another alias', () => {
+    expect(bookingContainerCountSql('bk')).toContain('bc.booking_id = bk.id');
+    expect(bookingHasContainerTypeSql('bk')).toContain('bc.booking_id = bk.id');
+  });
+});
+
+describe('bookingContainerVgmSql', () => {
+  // The whole point: b.cargo_total_weight_vgm is 0 for portal container
+  // bookings, so the weight has to come off the lines.
+  it('reads the lines, never the booking-level column', () => {
+    const sql = bookingContainerVgmSql('b');
+    expect(sql).toContain('SUM(bc.total_vgm_tons)');
+    expect(sql).not.toContain('cargo_total_weight_vgm');
+    expect(sql).toContain('bc.deleted_at IS NULL');
+  });
+});
diff --git a/apps/edr-freight-api/src/modules/bookings/booking-content.sql.ts b/apps/edr-freight-api/src/modules/bookings/booking-content.sql.ts
index 0896e6be0..813e833fc 100644
--- a/apps/edr-freight-api/src/modules/bookings/booking-content.sql.ts
+++ b/apps/edr-freight-api/src/modules/bookings/booking-content.sql.ts
@@ -56,3 +56,45 @@ export function bookingContentMatchSql(alias = 'b'): string {
                 WHERE bc.booking_id = ${alias}.id AND bc.deleted_at IS NULL
                   AND (cnt.label ILIKE :cargoText OR cnt.code ILIKE :cargoText)))`;
 }
+
+/**
+ * Containers on a booking, as a count of physical boxes — `booking_container`
+ * is one row PER LINE with a `quantity`, not one row per box, so this sums the
+ * quantity rather than counting rows.
+ *
+ * `scopedToType` narrows the sum to `:containerTypeId`, which is what makes one
+ * number filter answer both "10 containers in total" and "10 forty-footers":
+ * the count filter reads the container-type filter when one is set, and counts
+ * every type when it is not.
+ */
+export function bookingContainerCountSql(alias = 'b', scopedToType = false): string {
+  return `(SELECT COALESCE(SUM(bc.quantity), 0)
+             FROM freight.booking_container bc
+            WHERE bc.booking_id = ${alias}.id
+              AND bc.deleted_at IS NULL${
+                scopedToType ? '\n              AND bc.container_type_id = :containerTypeId' : ''
+              })`;
+}
+
+/** Bookings carrying at least one line of `:containerTypeId`. */
+export function bookingHasContainerTypeSql(alias = 'b'): string {
+  return `EXISTS (SELECT 1 FROM freight.booking_container bc
+                   WHERE bc.booking_id = ${alias}.id
+                     AND bc.deleted_at IS NULL
+                     AND bc.container_type_id = :containerTypeId)`;
+}
+
+/**
+ * Container VGM on a booking, in tons — the sum of the per-line totals.
+ *
+ * NOT `bookings.cargo_total_weight_vgm`: the portal wizard leaves that at 0 for
+ * container freight (VGM is captured per container, later, in operations), so
+ * reading the booking-level column showed every portal container booking as
+ * weighing nothing. Same reason `bookingTonsSql` falls through to these lines.
+ */
+export function bookingContainerVgmSql(alias = 'b'): string {
+  return `(SELECT COALESCE(SUM(bc.total_vgm_tons), 0)
+             FROM freight.booking_container bc
+            WHERE bc.booking_id = ${alias}.id
+              AND bc.deleted_at IS NULL)`;
+}
diff --git a/apps/edr-freight-api/src/modules/bookings/bookings.repository.ts b/apps/edr-freight-api/src/modules/bookings/bookings.repository.ts
index f0ca9cfa5..a2d2fb53f 100644
--- a/apps/edr-freight-api/src/modules/bookings/bookings.repository.ts
+++ b/apps/edr-freight-api/src/modules/bookings/bookings.repository.ts
@@ -23,7 +23,9 @@ import { ContractRoute } from '../contracts/entities/contract-route.entity';
 import { applyDirectionScope } from '../user-trade-access/trade-scope.util';
 import {
   CARGO_TYPE_SUBTREE_SQL,
+  bookingContainerCountSql,
   bookingContentMatchSql,
+  bookingHasContainerTypeSql,
 } from './booking-content.sql';
 import { BookingCargoModifier } from './entities/booking-cargo-modifier.entity';
 import {
@@ -73,6 +75,10 @@ export interface BookingListFilterOptions {
   cargoTypeId?: string;
   /** Contains-search over content: description, commodity name, container types. */
   cargoText?: string;
+  /** Bookings carrying this container type; also scopes the container count. */
+  containerTypeId?: string;
+  containersMin?: number;
+  containersMax?: number;
   freightType?: string;
   bookingType?: string;
   tradeDirection?: string;
@@ -1196,6 +1202,29 @@ export class BookingsRepository extends BaseRepository<Booking> {
         cargoText: `%${options.cargoText}%`,
       });
     }
+    if (options.containerTypeId) {
+      qb.andWhere(bookingHasContainerTypeSql('booking'), {
+        containerTypeId: options.containerTypeId,
+      });
+    }
+    // One count filter, two questions: with a container type picked it counts
+    // that type, without one it counts every box on the booking.
+    if (options.containersMin != null || options.containersMax != null) {
+      const count = bookingContainerCountSql(
+        'booking',
+        Boolean(options.containerTypeId),
+      );
+      if (options.containersMin != null) {
+        qb.andWhere(`${count} >= :containersMin`, {
+          containersMin: options.containersMin,
+        });
+      }
+      if (options.containersMax != null) {
+        qb.andWhere(`${count} <= :containersMax`, {
+          containersMax: options.containersMax,
+        });
+      }
+    }
     if (omit !== 'freightType' && options.freightType) {
       qb.andWhere('booking.freight_type = :freightType', {
         freightType: options.freightType,
diff --git a/apps/edr-freight-api/src/modules/bookings/bookings.service.ts b/apps/edr-freight-api/src/modules/bookings/bookings.service.ts
index 8d54e5e86..bbadfda55 100644
--- a/apps/edr-freight-api/src/modules/bookings/bookings.service.ts
+++ b/apps/edr-freight-api/src/modules/bookings/bookings.service.ts
@@ -1846,6 +1846,9 @@ export class BookingsService {
       serviceTypeId: filter.serviceTypeId,
       cargoTypeId: filter.cargoTypeId,
       cargoText: filter.cargoText,
+      containerTypeId: filter.containerTypeId,
+      containersMin: filter.containersMin,
+      containersMax: filter.containersMax,
       freightType: filter.freightType,
       bookingType: filter.bookingType,
       tradeDirection: filter.tradeDirection,
@@ -2074,6 +2077,9 @@ export class BookingsService {
       serviceTypeId: filter.serviceTypeId,
       cargoTypeId: filter.cargoTypeId,
       cargoText: filter.cargoText,
+      containerTypeId: filter.containerTypeId,
+      containersMin: filter.containersMin,
+      containersMax: filter.containersMax,
       freightType: filter.freightType,
       bookingType: filter.bookingType,
       tradeDirection: filter.tradeDirection,
diff --git a/apps/edr-freight-api/src/modules/bookings/dto/filter-booking.dto.ts b/apps/edr-freight-api/src/modules/bookings/dto/filter-booking.dto.ts
index bfa80b453..3eb579b86 100644
--- a/apps/edr-freight-api/src/modules/bookings/dto/filter-booking.dto.ts
+++ b/apps/edr-freight-api/src/modules/bookings/dto/filter-booking.dto.ts
@@ -81,6 +81,28 @@ export class FilterBookingDto {
   )
   cargoText?: string;
 
+  @ApiPropertyOptional({
+    format: 'uuid',
+    description:
+      'Bookings carrying this container type. Also scopes containersMin/Max to it.',
+  })
+  @IsOptional()
+  @IsUUID()
+  containerTypeId?: string;
+
+  @ApiPropertyOptional({
+    description:
+      'Minimum container count — of containerTypeId when set, else of all types',
+  })
+  @IsOptional()
+  @Transform(({ value }) => (value === '' || value == null ? undefined : Number(value)))
+  containersMin?: number;
+
+  @ApiPropertyOptional({ description: 'Maximum container count — see containersMin' })
+  @IsOptional()
+  @Transform(({ value }) => (value === '' || value == null ? undefined : Number(value)))
+  containersMax?: number;
+
   @ApiPropertyOptional({ enum: FREIGHT_TYPES })
   @IsOptional()
   @IsIn([...FREIGHT_TYPES])
diff --git a/apps/edr-freight-api/src/modules/exports/datasets/bookings.dataset.ts b/apps/edr-freight-api/src/modules/exports/datasets/bookings.dataset.ts
index ab3ba6118..1ed7883c9 100644
--- a/apps/edr-freight-api/src/modules/exports/datasets/bookings.dataset.ts
+++ b/apps/edr-freight-api/src/modules/exports/datasets/bookings.dataset.ts
@@ -3,8 +3,11 @@ import { DataSource } from 'typeorm';
 import { FREIGHT_PERMS } from '../../../seed/freight-permissions.registry';
 import {
   CARGO_TYPE_SUBTREE_SQL,
+  bookingContainerCountSql,
   bookingContentMatchSql,
+  bookingContainerVgmSql,
   bookingContentSql,
+  bookingHasContainerTypeSql,
 } from '../../bookings/booking-content.sql';
 import { bookingTonsSql } from '../../bookings/booking-tons.sql';
 import { Booking } from '../../bookings/entities/booking.entity';
@@ -19,7 +22,7 @@ import { ShippingLineCompany } from '../../shipping-lines/entities/shipping-line
 import { Train } from '../../trains/entities/train.entity';
 import { applyDirectionScope } from '../../user-trade-access/trade-scope.util';
 import { ExportFilterOption } from '../export-filter.util';
-import { ExportDataset } from '../export.types';
+import { ExportDataset, ExportField } from '../export.types';
 
 /**
  * Domain semantics that the retired `bookings-list` report used to share.
@@ -32,6 +35,7 @@ const REVENUE = 'COALESCE(b.adjusted_total_amount, b.total_amount)';
 
 /** What the customer described as the booking's contents — see the helper. */
 const CONTENT = bookingContentSql('b');
+const CONTAINER_COUNT = bookingContainerCountSql('b');
 
 const STATUS_OPTIONS = [
   'DRAFT', 'SUBMITTED', 'UNDER_REVIEW', 'APPROVED', 'REJECTED',
@@ -67,6 +71,53 @@ async function cargoTypeOptions(ds: DataSource): Promise<ExportFilterOption[]> {
   `) as Promise<ExportFilterOption[]>;
 }
 
+/** Container types are 2 rows that change about never. */
+async function containerTypeOptions(ds: DataSource): Promise<ExportFilterOption[]> {
+  return ds.query(`
+    SELECT id AS value, COALESCE(label, code) AS label
+      FROM freight.container_types
+     WHERE deleted_at IS NULL AND is_active
+     ORDER BY display_order, code
+  `) as Promise<ExportFilterOption[]>;
+}
+
+const UUID_RE = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;
+
+/**
+ * One column per container type ("20FT", "40FT", …), each the box count of
+ * that type on the booking. Resolved from `container_types` rather than
+ * hardcoded, so adding a 45ft adds its column without a deploy of this file.
+ *
+ * The type id is INTERPOLATED, not bound — `ExportField.select` is a raw SQL
+ * string with no parameter bag — so ids that are not uuids are dropped rather
+ * than spliced. They come from our own table; the guard is for the day someone
+ * changes that column's type.
+ */
+async function containerTypeFields(ds: DataSource): Promise<ExportField[]> {
+  const rows: Array<{ id: string; code: string; label: string | null }> = await ds.query(`
+    SELECT id, code, label
+      FROM freight.container_types
+     WHERE deleted_at IS NULL AND is_active
+     ORDER BY display_order, code
+  `);
+  return rows
+    .filter((r) => UUID_RE.test(r.id))
+    .map((r) => {
+      const name = r.label || r.code;
+      return {
+        key: `containers${r.code.replace(/[^A-Za-z0-9]/g, '')}`,
+        label: `${name} containers`,
+        type: 'number' as const,
+        group: 'cargo',
+        select: `(SELECT COALESCE(SUM(bc.quantity), 0)
+                    FROM freight.booking_container bc
+                   WHERE bc.booking_id = b.id
+                     AND bc.deleted_at IS NULL
+                     AND bc.container_type_id = '${r.id}')::int`,
+      };
+    });
+}
+
 export const bookingsDataset: ExportDataset = {
   key: 'bookings',
   title: 'Bookings',
@@ -157,9 +208,13 @@ export const bookingsDataset: ExportDataset = {
     { key: 'content', label: 'Content', type: 'string', group: 'cargo', default: true, select: CONTENT, sortExpr: CONTENT },
     { key: 'cargo', label: 'Cargo (commodity)', type: 'string', group: 'cargo', requires: ['cty'], select: 'COALESCE(cty.cargo_type_name, b.cargo_free_text)' },
     { key: 'cargoDescription', label: 'Cargo description', type: 'string', group: 'cargo', select: 'b.cargo_free_text' },
+    // Boxes, not lines: booking_container is one row per LINE with a quantity.
+    { key: 'containerCount', label: 'Containers', type: 'number', group: 'cargo', default: true, select: `${CONTAINER_COUNT}::int`, sortExpr: CONTAINER_COUNT },
     { key: 'freightType', label: 'Freight type', type: 'string', group: 'cargo', default: true, select: 'b.freight_type' },
     { key: 'tons', label: 'Tonnage', type: 'tons', group: 'cargo', default: true, select: `ROUND(${TONS})::float8`, sortExpr: TONS },
-    { key: 'containerWeightVgm', label: 'Container VGM', type: 'number', group: 'cargo', select: 'b.cargo_total_weight_vgm' },
+    // The per-line sum, NOT b.cargo_total_weight_vgm — the portal leaves that
+    // column at 0 for container freight, so it read 0 for every such booking.
+    { key: 'containerWeightVgm', label: 'Container VGM (t)', type: 'tons', group: 'cargo', select: `${bookingContainerVgmSql('b')}::float8`, sortExpr: bookingContainerVgmSql('b') },
     { key: 'bulkWeightTons', label: 'Bulk weight (t)', type: 'tons', group: 'cargo', select: 'b.bulk_total_weight_tons' },
     { key: 'isHazardous', label: 'Hazardous', type: 'boolean', group: 'cargo', select: 'b.is_hazardous' },
     { key: 'isReefer', label: 'Reefer', type: 'boolean', group: 'cargo', select: 'b.is_reefer' },
@@ -216,6 +271,8 @@ export const bookingsDataset: ExportDataset = {
     { key: 'doubleHandling', label: 'Double handling', type: 'boolean', group: 'clearance', select: 'b.double_handling' },
   ],
 
+  dynamicFields: containerTypeFields,
+
   filters: [
     { key: 'created', label: 'Created', type: 'daterange' },
     { key: 'statuses', label: 'Status', type: 'multiselect', options: STATUS_OPTIONS },
@@ -236,6 +293,9 @@ export const bookingsDataset: ExportDataset = {
     ] },
     { key: 'cargoTypeId', label: 'Content (cargo type)', type: 'select', optionsQuery: cargoTypeOptions },
     { key: 'cargoText', label: 'Content contains', type: 'text' },
+    { key: 'containerTypeId', label: 'Container type', type: 'select', optionsQuery: containerTypeOptions },
+    { key: 'containersMin', label: 'Containers (min)', type: 'text' },
+    { key: 'containersMax', label: 'Containers (max)', type: 'text' },
     { key: 'companyId', label: 'Customer', type: 'text' },
     { key: 'search', label: 'Search reference or customer', type: 'text' },
   ],
@@ -259,6 +319,16 @@ export const bookingsDataset: ExportDataset = {
     // Group or leaf — a group matches its whole subtree (see CARGO_TYPE_SUBTREE_SQL).
     if (params.cargoTypeId) qb.andWhere(`b.cargo_type_id IN ${CARGO_TYPE_SUBTREE_SQL}`, { cargoTypeId: params.cargoTypeId });
     if (params.cargoText) qb.andWhere(bookingContentMatchSql('b'), { cargoText: `%${params.cargoText as string}%` });
+    if (params.containerTypeId) qb.andWhere(bookingHasContainerTypeSql('b'), { containerTypeId: params.containerTypeId });
+    // With a container type picked the count is of THAT type, else of every box.
+    const containerCount = bookingContainerCountSql('b', Boolean(params.containerTypeId));
+    // coerceFilterParams yields null (not undefined) for an unset filter, and
+    // Number(null) is 0 — which would silently apply ">= 0" to every export.
+    const num = (v: unknown) => (v == null || v === '' ? NaN : Number(v));
+    const min = num(params.containersMin);
+    const max = num(params.containersMax);
+    if (Number.isFinite(min)) qb.andWhere(`${containerCount} >= :containersMin`, { containersMin: min });
+    if (Number.isFinite(max)) qb.andWhere(`${containerCount} <= :containersMax`, { containersMax: max });
     if (params.paymentStatus) qb.andWhere('b.payment_status = :paymentStatus', { paymentStatus: params.paymentStatus });
     if (params.companyId) qb.andWhere('b.company_id = :companyId', { companyId: params.companyId });
     if (params.search) {
diff --git a/apps/edr-freight-api/src/modules/exports/export-filter.util.ts b/apps/edr-freight-api/src/modules/exports/export-filter.util.ts
index c302d9d3b..40c8e6980 100644
--- a/apps/edr-freight-api/src/modules/exports/export-filter.util.ts
+++ b/apps/edr-freight-api/src/modules/exports/export-filter.util.ts
@@ -1,5 +1,7 @@
 import { DataSource } from 'typeorm';
 
+import type { ExportField } from './export.types';
+
 const DAY_MS = 24 * 60 * 60 * 1000;
 
 export type ExportFilterType = 'daterange' | 'date' | 'select' | 'multiselect' | 'text';
@@ -64,6 +66,26 @@ export function coerceFilterParams(
  */
 const optionsCache = new Map<string, ExportFilterOption[]>();
 
+/** Process-lifetime cache for `dynamicFields`, keyed by dataset. */
+const fieldsCache = new Map<string, ExportField[]>();
+
+/**
+ * A dataset's full field list: its static fields plus whatever `dynamicFields`
+ * resolves from the DB. Every read of `dataset.fields` goes through this, so
+ * the catalog and the download agree on which keys exist.
+ */
+export async function resolveDatasetFields(
+  dataset: { key: string; fields: ExportField[]; dynamicFields?: (ds: DataSource) => Promise<ExportField[]> },
+  ds: DataSource,
+): Promise<ExportField[]> {
+  if (!dataset.dynamicFields) return dataset.fields;
+  const cached = fieldsCache.get(dataset.key);
+  if (cached) return cached;
+  const resolved = [...dataset.fields, ...(await dataset.dynamicFields(ds))];
+  fieldsCache.set(dataset.key, resolved);
+  return resolved;
+}
+
 export async function resolveFilterOptions(
   filters: ExportFilterDef[],
   ds: DataSource,
diff --git a/apps/edr-freight-api/src/modules/exports/export.types.ts b/apps/edr-freight-api/src/modules/exports/export.types.ts
index db12f0211..71abdad88 100644
--- a/apps/edr-freight-api/src/modules/exports/export.types.ts
+++ b/apps/edr-freight-api/src/modules/exports/export.types.ts
@@ -103,6 +103,15 @@ export interface ExportDataset {
   alwaysJoin?: string[];
   groups: ExportGroup[];
   fields: ExportField[];
+  /**
+   * Extra fields resolved from reference data and appended to `fields` — one
+   * column per row of some small, rarely-changing table (a column per container
+   * type, say). Cached for the process, like `ExportFilterDef.optionsQuery`.
+   *
+   * The SQL these build is interpolated, not bound, so a resolver MUST validate
+   * anything it splices in; see `bookingsDataset` for the uuid guard.
+   */
+  dynamicFields?: (ds: DataSource) => Promise<ExportField[]>;
   filters: ExportFilterDef[];
   /** Must name a field whose `sortExpr` references only the base alias. */
   defaultSort?: { key: string; dir: 'ASC' | 'DESC' };
diff --git a/apps/edr-freight-api/src/modules/exports/exports.controller.ts b/apps/edr-freight-api/src/modules/exports/exports.controller.ts
index aea35a9bc..46c6ebad2 100644
--- a/apps/edr-freight-api/src/modules/exports/exports.controller.ts
+++ b/apps/edr-freight-api/src/modules/exports/exports.controller.ts
@@ -9,7 +9,7 @@ import type { TCurrentUser } from '@tria-plc/api-common/modules/auth/types/curre
 
 import { assertFreightPermission, hasFreightPermission } from '../../common/freight-permission.util';
 import { UserTradeAccessService } from '../user-trade-access/user-trade-access.service';
-import { resolveFilterOptions } from './export-filter.util';
+import { resolveDatasetFields, resolveFilterOptions } from './export-filter.util';
 import {
   EXPORT_MIME,
   formatRowCap,
@@ -31,13 +31,16 @@ const CAPS = { csv: CSV_ROW_CAP, xlsx: XLSX_ROW_CAP, pdf: PDF_ROW_CAP };
  * Metadata only. `select` / `requires` / `sortExpr` are raw SQL and a map of
  * the schema — they never leave the server.
  */
-const toCatalogEntry = (dataset: ExportDataset): ExportCatalogEntry => ({
+const toCatalogEntry = (
+  dataset: ExportDataset,
+  fields: ExportField[],
+): ExportCatalogEntry => ({
   key: dataset.key,
   title: dataset.title,
   description: dataset.description,
   group: dataset.group,
   groups: dataset.groups,
-  fields: dataset.fields.map(({ key, label, type, group, default: isDefault }) => ({
+  fields: fields.map(({ key, label, type, group, default: isDefault }) => ({
     key,
     label,
     type,
@@ -72,7 +75,7 @@ export class ExportsController {
     const allowed = DATASETS.filter((d) => hasFreightPermission(user, d.permission));
     return Promise.all(
       allowed.map(async (d) => ({
-        ...toCatalogEntry(d),
+        ...toCatalogEntry(d, await resolveDatasetFields(d, this.dataSource)),
         filters: await resolveFilterOptions(d.filters, this.dataSource),
       })),
     );
@@ -102,7 +105,10 @@ export class ExportsController {
     const dataset = this.resolve(key, user);
     const directions = await this.userTradeAccessService.resolveAllowedDirections(user);
     const format = resolveExportFormat(query.format);
-    const fields = this.resolveFields(dataset, query.fields);
+    const fields = ExportsController.pickFields(
+      await resolveDatasetFields(dataset, this.dataSource),
+      query.fields,
+    );
 
     const rows = await this.runner.run(dataset, fields, query, directions, {
       cap: formatRowCap(format),
@@ -134,15 +140,15 @@ export class ExportsController {
    * DEFAULT set, not everything — a booking export has ~70 fields and dumping
    * all of them on an unparameterised call is nobody's intent.
    */
-  private resolveFields(dataset: ExportDataset, raw: string | undefined): ExportField[] {
+  private static pickFields(all: ExportField[], raw: string | undefined): ExportField[] {
     if (raw?.trim()) {
-      const picked = pickByKey(dataset.fields, raw);
+      const picked = pickByKey(all, raw);
       // pickByKey falls back to everything when nothing matched; for a dataset
       // the safer read of "all keys unknown" is still the default set.
-      if (picked.length !== dataset.fields.length) return picked;
+      if (picked.length !== all.length) return picked;
     }
-    const defaults = dataset.fields.filter((f) => f.default);
-    return defaults.length ? defaults : dataset.fields;
+    const defaults = all.filter((f) => f.default);
+    return defaults.length ? defaults : all;
   }
 
   private resolve(key: string, user: TCurrentUser): ExportDataset {
diff --git a/apps/edr-freight-web/backoffice/src/pages/bookings/BookingRequestsPage.tsx b/apps/edr-freight-web/backoffice/src/pages/bookings/BookingRequestsPage.tsx
index 9a7010b05..28edee8b8 100644
--- a/apps/edr-freight-web/backoffice/src/pages/bookings/BookingRequestsPage.tsx
+++ b/apps/edr-freight-web/backoffice/src/pages/bookings/BookingRequestsPage.tsx
@@ -166,6 +166,15 @@ export default function BookingRequestsPage() {
   // already mounted just works, and every filter — direction included —
   // auto-pins its own pill the moment it has a value (FilterBar's `secondary`
   // split), so a deep link can never land behind "More filters" unseen.
+  // Container types, flattened out of the reference data's size groups.
+  const containerTypeOptions = useMemo(
+    () =>
+      (refData?.containers ?? []).flatMap((group) =>
+        group.types.map((t) => ({ value: t.id, label: t.name || t.code })),
+      ),
+    [refData],
+  );
+
   const bookingFilterDefs: FilterDef[] = useMemo(
     () => [
       {
@@ -221,6 +230,27 @@ export default function BookingRequestsPage() {
         secondary: true,
         placeholder: "Commodity, description or container type",
       },
+      {
+        key: "containerTypeId",
+        label: "Container type",
+        type: "enum",
+        multiple: false,
+        options: containerTypeOptions,
+        secondary: true,
+      },
+      {
+        // Counts boxes. Scoped to the container-type filter when one is set, so
+        // this one control answers "10 containers" and "10 forty-footers" both.
+        key: "containers",
+        label: "Containers",
+        type: "number",
+        secondary: true,
+        operators: ["is", "between"],
+        toParams: (v) =>
+          v.op === "between"
+            ? { containersMin: v.v[0], containersMax: v.v[1] }
+            : { containersMin: v.v[0], containersMax: v.v[0] },
+      },
       {
         key: "serviceTypeId",
         label: "Service",
@@ -282,7 +312,13 @@ export default function BookingRequestsPage() {
         toParams: dateRangeParams("scheduledFrom", "scheduledTo"),
       },
     ],
-    [filterOptions, yardOptions, serviceTypeOptions, cargoTypeOptions],
+    [
+      filterOptions,
+      yardOptions,
+      serviceTypeOptions,
+      cargoTypeOptions,
+      containerTypeOptions,
+    ],
   );
 
   const controls = useFilters(bookingFilterDefs, {
diff --git a/apps/edr-freight-web/backoffice/src/services/bookings.service.ts b/apps/edr-freight-web/backoffice/src/services/bookings.service.ts
index c97d14b68..3acd3bd05 100644
--- a/apps/edr-freight-web/backoffice/src/services/bookings.service.ts
+++ b/apps/edr-freight-web/backoffice/src/services/bookings.service.ts
@@ -77,6 +77,11 @@ export interface BookingListFilter {
   cargoTypeId?: string;
   /** Contains-search over content: cargo description, commodity, container types. */
   cargoText?: string;
+  /** Bookings carrying this container type; also scopes containersMin/Max to it. */
+  containerTypeId?: string;
+  /** Container count bounds — of containerTypeId when set, else of all types. */
+  containersMin?: string;
+  containersMax?: string;
   /** ONE_TIME | GENERAL_CONTRACT — the booking-kind tab filter. */
   bookingType?: string;
   /** 'true' → customs bookings, 'false' → self-clearance (non-customs). */
@@ -205,6 +210,9 @@ export const bookingsService = {
       if (filter.serviceTypeId) params.serviceTypeId = filter.serviceTypeId;
       if (filter.cargoTypeId) params.cargoTypeId = filter.cargoTypeId;
       if (filter.cargoText) params.cargoText = filter.cargoText;
+      if (filter.containerTypeId) params.containerTypeId = filter.containerTypeId;
+      if (filter.containersMin) params.containersMin = filter.containersMin;
+      if (filter.containersMax) params.containersMax = filter.containersMax;
       if (filter.bookingType) params.bookingType = filter.bookingType;
       if (filter.tradeDirection) params.tradeDirection = filter.tradeDirection;
       if (filter.paymentCurrency)
@@ -246,6 +254,9 @@ export const bookingsService = {
       if (filter.serviceTypeId) params.serviceTypeId = filter.serviceTypeId;
       if (filter.cargoTypeId) params.cargoTypeId = filter.cargoTypeId;
       if (filter.cargoText) params.cargoText = filter.cargoText;
+      if (filter.containerTypeId) params.containerTypeId = filter.containerTypeId;
+      if (filter.containersMin) params.containersMin = filter.containersMin;
+      if (filter.containersMax) params.containersMax = filter.containersMax;
       if (filter.bookingType) params.bookingType = filter.bookingType;
       if (filter.tradeDirection) params.tradeDirection = filter.tradeDirection;
       if (filter.paymentCurrency)