Tongji University

Tongji University Assets and Procurement API

Contract, equipment-asset and purchase-requisition records drawn from the university procurement and asset-management systems.

GitHub OpenAPI

Operations 5

GET /v1/dc/contract_info/contract Internal contract records #
GET /v1/rt/purchase/contract_info_by_number Contract record by contract number #
GET /v1/rt/purchase/contract_info_by_org_supplier Contract records by organization code or supplier name #
GET /v2/dc/asset/equipment_info Equipment asset records #
GET /v2/dc/asset/purchase_requisition_info Purchase requisition records #

Documentation

📖
Documentation
https://api.tongji.edu.cn/docs
📖
APIReference
https://api.tongji.edu.cn/docs/interface
📖
Authentication
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/authentication/tongji-open-platform-authentication.yml
📖
RateLimits
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/rate-limits/tongji-rate-limits.yml

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/openapi/tongji-assets-and-procurement-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/json-schema/tongji-open-platform-envelope.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/json-schema/tongji-open-platform-records.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/json-schema/tongji-reference-metadata-code-table.json

Other Resources

🔗
Scopes
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/scopes/tongji-open-platform-scopes.yml
🔗
Errors
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/errors/tongji-open-platform-errors.yml
🔗
Examples
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/examples/tongji-v1-metadata-user-sex-code-example.json
🔗
Examples
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/examples/tongji-v1-metadata-asset-campus-gate-example.json
🔗
Examples
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/examples/tongji-v2-metadata-student-accom-building-code-example.json
🔗
Vocabulary
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/vocabulary/tongji-open-platform-reference-metadata.yml
🔗
Rules
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/rules/tongji-open-platform-rules.yml
🔗
Lifecycle
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/lifecycle/tongji-open-platform-lifecycle.yml
🔗
Conformance
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/conformance/tongji-education-standards-conformance.yml
🔗
JSONLD
https://raw.githubusercontent.com/api-evangelist/tongji/refs/heads/main/json-ld/tongji-context.jsonld
🔗
Support
https://api.tongji.edu.cn/docs/intro/apply/contact_us

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OpenAPI Specification

tongji-assets-and-procurement-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Tongji University Open Platform Assets and Procurement API
  version: '2026-09-01'
  summary: Institution-operated campus data and capability API platform run by the Tongji University Information Office.
  description: The Tongji University Open Platform (同济大学开放平台) is operated by the university itself at api.tongji.edu.cn, on China Education and Research Network (CERNET) address space, and exposes campus data and shared capability interfaces to faculty, students and campus applications.
  contact:
    name: Tongji University Information Office — Open Platform
    url: https://api.tongji.edu.cn/docs/intro/apply/contact_us
  x-provenance:
    generated: '2026-09-01'
    method: derived
    source: https://api.tongji.edu.cn/docs — 43 published interface documentation pages fetched 2026-09-01 (HTTP 200), plus live probes of the 13 anonymous interfaces.
    x-operator: institution
servers:
- url: https://api.tongji.edu.cn
  description: Tongji University Open Platform production host (CERNET, 202.120.182.237).
security:
- openPlatformOAuth: []
tags:
- name: Assets and Procurement
  description: Contract, equipment-asset and purchase-requisition records drawn from the university procurement and asset-management systems.
paths:
  /v1/dc/contract_info/contract:
    get:
      operationId: v1_dc_contract_info_contract
      summary: Internal contract records
      description: '根据项目负责人工号查询其所负责的所有合同项目相关信息 Original documented title: 校内合同信息. Upstream system of record declared by the platform: SYS20230012(同济大学采购管理系统（含移动端）),SYS20230150(同济大学协同办公系统). Authorization modes declared by the platform: 客户端模式,授权码模式. Documentation last updated: 2026年06月09日 09时34分33秒.'
      tags:
      - Assets and Procurement
      externalDocs:
        description: Tongji University Open Platform interface documentation (Chinese)
        url: https://api.tongji.edu.cn/docs/interface/asset_info/contact_info/v1_dc_contract_info_contract
      parameters:
      - name: userId
        in: query
        required: true
        description: 学工号
        schema:
          type: string
      - name: sinceNum
        in: query
        required: false
        description: 游标的起始位置，请把响应中的同字段传入，获取下一页，循环往复获取全量数据
        schema:
          type: string
      responses:
        '200':
          description: Success. Envelope code A00000.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/Envelope'
                - type: object
                  properties:
                    data:
                      $ref: '#/components/schemas/V1DcContractInfoContractItem'
        '401':
          description: access_token missing, expired or invalid.
        '403':
          description: The token scope does not cover this interface.
        '429':
          description: Rate limit exceeded (default 50 requests per second per application per IP).
  /v1/rt/purchase/contract_info_by_number:
    get:
      operationId: v1_rt_purchase_contract_info_by_number
      summary: Contract record by contract number
      description: '通过合同编号获取合同信息 Original documented title: 通过合同编号获取合同信息. Upstream system of record declared by the platform: SYS20230012(同济大学采购管理系统（含移动端）). Authorization modes declared by the platform: 客户端模式. Documentation last updated: 2026年06月09日 09时00分45秒.'
      tags:
      - Assets and Procurement
      externalDocs:
        description: Tongji University Open Platform interface documentation (Chinese)
        url: https://api.tongji.edu.cn/docs/interface/asset_info/contact_info/v1_rt_purchase_contract_info_by_number
      parameters:
      - name: contractNumber
        in: query
        required: true
        description: 合同编号
        schema:
          type: string
      responses:
        '200':
          description: Success. Envelope code A00000.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/Envelope'
                - type: object
                  properties:
                    data:
                      type: array
                      items:
                        $ref: '#/components/schemas/V1RtPurchaseContractInfoByNumberItem'
        '401':
          description: access_token missing, expired or invalid.
        '403':
          description: The token scope does not cover this interface.
        '429':
          description: Rate limit exceeded (default 50 requests per second per application per IP).
  /v1/rt/purchase/contract_info_by_org_supplier:
    get:
      operationId: v1_rt_purchase_contract_info_by_org_supplier
      summary: Contract records by organization code or supplier name
      description: '通过组织机构代码或供应商名称获取合同信息 Original documented title: 通过组织机构代码或供应商名称获取合同信息. Upstream system of record declared by the platform: SYS20230012(同济大学采购管理系统（含移动端）). Authorization modes declared by the platform: 客户端模式. Documentation last updated: 2026年06月09日 09时59分28秒.'
      tags:
      - Assets and Procurement
      externalDocs:
        description: Tongji University Open Platform interface documentation (Chinese)
        url: https://api.tongji.edu.cn/docs/interface/asset_info/contact_info/v1_rt_purchase_contract_info_by_org_supplier
      parameters:
      - name: organizationCode
        in: query
        required: false
        description: 供应商组织机构代码
        schema:
          type: string
      - name: supplierName
        in: query
        required: false
        description: 供应商名称
        schema:
          type: string
      responses:
        '200':
          description: Success. Envelope code A00000.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/Envelope'
                - type: object
                  properties:
                    data:
                      type: array
                      items:
                        $ref: '#/components/schemas/V1RtPurchaseContractInfoByOrgSupplierItem'
        '401':
          description: access_token missing, expired or invalid.
        '403':
          description: The token scope does not cover this interface.
        '429':
          description: Rate limit exceeded (default 50 requests per second per application per IP).
  /v2/dc/asset/equipment_info:
    get:
      operationId: v2_dc_asset_equipment_info
      summary: Equipment asset records
      description: '根据保管人学工号查询设备信息 Original documented title: 设备信息. Upstream system of record declared by the platform: SYS20230166(设备管理系统). Authorization modes declared by the platform: 客户端模式,授权码模式. Documentation last updated: 2026年06月09日 08时37分25秒.'
      tags:
      - Assets and Procurement
      externalDocs:
        description: Tongji University Open Platform interface documentation (Chinese)
        url: https://api.tongji.edu.cn/docs/interface/asset_info/purchase_equipment_info/v2_dc_asset_equipment_info
      parameters:
      - name: userId
        in: query
        required: false
        description: 保管人/使用管理人学工号
        schema:
          type: string
      - name: acctUnitCode
        in: query
        required: false
        description: 建账单位
        schema:
          type: string
      - name: statusCode
        in: query
        required: false
        description: 状态代码，0 正常 1 已注销 2 待入库，-1代表全部，不传参数默认为0
        schema:
          type: string
      - name: assetAttributeNo
        in: query
        required: false
        description: 资产属性编号，-1代表全部，不传参数默认为01（学校资产）
        schema:
          type: string
      - name: assetTypeNo
        in: query
        required: false
        description: 资产类型编号，-1代表全部，不传参数默认为ZJ,CLP,JJ
        schema:
          type: string
      - name: cardId
        in: query
        required: false
        description: 卡片ID，-1代表全部，不传参数默认为0，为0代表过滤报废、报失、提前报废的已审批未变动申请单中的资产卡片
        schema:
          type: string
      - name: sinceWid
        in: query
        required: false
        description: 游标的起始位置，请把响应中的同字段传入，获取下一页，循环往复获取全量数据
        schema:
          type: string
      - name: sinceUpdateTime
        in: query
        required: false
        description: 更新时间，获取该时间点之后信息有更改的数据，此字段格式支持YYYY-MM-DD HH:mm:ss 和 unix时间戳
        schema:
          type: string
      responses:
        '200':
          description: Success. Envelope code A00000.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/Envelope'
                - type: object
                  properties:
                    data:
                      $ref: '#/components/schemas/V2DcAssetEquipmentInfoItem'
        '401':
          description: access_token missing, expired or invalid.
        '403':
          description: The token scope does not cover this interface.
        '429':
          description: Rate limit exceeded (default 50 requests per second per application per IP).
  /v2/dc/asset/purchase_requisition_info:
    get:
      operationId: v2_dc_asset_purchase_requisition_info
      summary: Purchase requisition records
      description: '根据保管人学工号查询申购信息 Original documented title: 申购信息. Upstream system of record declared by the platform: SYS20230012(同济大学采购管理系统（含移动端）). Authorization modes declared by the platform: 客户端模式,授权码模式. Documentation last updated: 2026年06月09日 08时37分25秒.'
      tags:
      - Assets and Procurement
      externalDocs:
        description: Tongji University Open Platform interface documentation (Chinese)
        url: https://api.tongji.edu.cn/docs/interface/asset_info/purchase_equipment_info/v2_dc_asset_purchase_requisition_info
      parameters:
      - name: userId
        in: query
        required: false
        description: 申请人/填写人学工号
        schema:
          type: string
      - name: sinceUpdateTime
        in: query
        required: false
        description: 更新时间，获取该时间点之后信息有更改的数据，此字段格式支持YYYY-MM-DD HH:mm:ss 和 unix时间戳
        schema:
          type: string
      - name: sinceWid
        in: query
        required: false
        description: 游标的起始位置，请把响应中的同字段传入，获取下一页，循环往复获取全量数据
        schema:
          type: string
      responses:
        '200':
          description: Success. Envelope code A00000.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/Envelope'
                - type: object
                  properties:
                    data:
                      $ref: '#/components/schemas/V2DcAssetPurchaseRequisitionInfoItem'
        '401':
          description: access_token missing, expired or invalid.
        '403':
          description: The token scope does not cover this interface.
        '429':
          description: Rate limit exceeded (default 50 requests per second per application per IP).
components:
  schemas:
    V1DcContractInfoContractItem:
      type: object
      description: Record fields for Internal contract records.
      properties:
        recordDate:
          type: string
          description: 登记日期
        contractNo:
          type: string
          description: 合同编号
        contractName:
          type: string
          description: 名称
        firstParty:
          type: string
          description: 甲方
        secondParty:
          type: string
          description: 乙方
        thirdParty:
          type: string
          description: 丙方
        contractAmt:
          type: string
          description: 金额
          x-documented-type: number
        currenctName:
          type: string
          description: 币种名称
        rmbAmt:
          type: string
          description: 人民币金额
        conAscriptionDept:
          type: string
          description: 合同归属单位
        userId:
          type: string
          description: 项目负责人工号
        projectLeaderName:
          type: string
          description: 项目负责人姓名
        operatorNo:
          type: string
          description: 经办人工号
        operatorName:
          type: string
          description: 经办人姓名
        conStartDate:
          type: string
          description: 起始日期
        conEndDate:
          type: string
          description: 终止日期
        conSignDeptNo:
          type: string
          description: 合同签署管理部门代码
        conSignDeptName:
          type: string
          description: 合同签署管理部门
        auditRecords:
          type: string
          description: 审核记录
        sealType:
          type: string
          description: 盖章种类
        conImplDeptNo:
          type: string
          description: 合同实施管理部门代码
        conImplDeptName:
          type: string
          description: 合同实施管理部门
        conPereDeptNo:
          type: string
          description: 履约部门代码
        conPereDeptName:
          type: string
          description: 履约部门
        conPereRepNo:
          type: string
          description: 履约代表工号
        conPereRepName:
          type: string
          description: 履约代表姓名
        executionRecord:
          type: string
          description: 执行记录
        conStatus:
          type: string
          description: 合同状态
        fillingDeptNo:
          type: string
          description: 归档部门代码
        fillingDeptName:
          type: string
          description: 归档部门
        fillingOperatorNo:
          type: string
          description: 归档联系人工号
        fillingOperatorName:
          type: string
          description: 归档联系人姓名
        conType:
          type: string
          description: 合同类型
        num:
          type: string
          description: 游标
          x-documented-type: number
    V2DcAssetPurchaseRequisitionInfoItem:
      type: object
      description: Record fields for Purchase requisition records.
      properties:
        purcReqId:
          type: string
          description: 申购单ID
        userId:
          type: string
          description: 申请人/填写人学工号
        name:
          type: string
          description: 申请人/填写人姓名
        deptCode:
          type: string
          description: 部门代码
        deptName:
          type: string
          description: 部门名称
        deptTypeCode:
          type: string
          description: 一级部门代码
        deptTypeName:
          type: string
          description: 一级部门名称
        directorUserId:
          type: string
          description: 项目负责人学工号
        directorName:
          type: string
          description: 项目负责人姓名
        assetTypeCode:
          type: string
          description: 资产类型代码
        assetTypeName:
          type: string
          description: 资产类型名称
        purcReqNo:
          type: string
          description: 申购单号
        writeDate:
          type: string
          description: 申请日期
        equipmentName:
          type: string
          description: 设备名称
        equipmentTypeCode:
          type: string
          description: 设备类型代码
        equipmentTypeName:
          type: string
          description: 设备类型名称
        isContractSigningName:
          type: string
          description: 是否签订合同
        isInviteTendersName:
          type: string
          description: 是否招标
        isTaxFreeName:
          type: string
          description: 是否免税
        ownershipSchoolName:
          type: string
          description: 产权是否归属学校
        purchaseModeName:
          type: string
          description: 采购方式名称
        manufacturer:
          type: string
          description: 生产厂家
        model:
          type: string
          description: 型号
        quantity:
          type: string
          description: 数量
        supplier:
          type: string
          description: 供货商
        totalPrice:
          type: string
          description: 总价
        statusName:
          type: string
          description: 状态名称
        wid:
          type: string
          description: 主键
        del:
          type: string
          description: 删除标识，D标识删除
    V1RtPurchaseContractInfoByOrgSupplierItem:
      type: object
      description: Record fields for Contract records by organization code or supplier name.
      properties:
        contractNumber:
          type: string
          description: 合同编号
        contractAmount:
          type: string
          description: 合同金额
        contractName:
          type: string
          description: 合同名称
        contractSignDate:
          type: string
          description: 合同签订日期
        organizationCode:
          type: string
          description: 供应商组织机构代码
        supplierName:
          type: string
          description: 供应商名称
    V2DcAssetEquipmentInfoItem:
      type: object
      description: Record fields for Equipment asset records.
      properties:
        id:
          type: string
          description: id
        userId:
          type: string
          description: 保管人/使用管理人学工号
        name:
          type: string
          description: 保管人/使用管理人姓名
        acctUnitCode:
          type: string
          description: 建账单位
        acctUnitName:
          type: string
          description: 建账单位名称
        purcReqWriteUserId:
          type: string
          description: 申购单填写人学工号
        purcReqWriteName:
          type: string
          description: 申购单填写人姓名
        equipmentNo:
          type: string
          description: 设备编号
        equipmentName:
          type: string
          description: 设备名称
        model:
          type: string
          description: 设备型号
        purchaseDate:
          type: string
          description: 购置日期
        purcReqNo:
          type: string
          description: 申购单号
        quantity:
          type: string
          description: 数量
        totalPrice:
          type: string
          description: 总价
        storageLocation:
          type: string
          description: 存放地点
        trialProductionName:
          type: string
          description: 是否试制
        accrualDate:
          type: string
          description: 计提起始日
        statusName:
          type: string
          description: 状态名称
        statusCode:
          type: string
          description: 状态代码   状态：0 正常 、1 已注销、 2 待入库
        contactNumber:
          type: string
          description: 联系电话
        ManagementNotes:
          type: string
          description: 管理备注
        note:
          type: string
          description: 备注
        assetAttributeNo:
          type: string
          description: 资产属性编号
        assetAttributeName:
          type: string
          description: 资产属性名称
        assetTypeNo:
          type: string
          description: 资产类型编号
        assetTypeName:
          type: string
          description: 资产类型名称
        cardId:
          type: string
          description: 卡片ID
        wid:
          type: string
          description: 主键
        del:
          type: string
          description: 删除标识，D标识删除
    V1RtPurchaseContractInfoByNumberItem:
      type: object
      description: Record fields for Contract record by contract number.
      properties:
        contractNumber:
          type: string
          description: 合同编号
        contractAmount:
          type: string
          description: 合同金额
        contractName:
          type: string
          description: 合同名称
        contractSignDate:
          type: string
          description: 合同签订日期
        supplierAccount:
          type: string
          description: 供应商收款账号
        supplierName:
          type: string
          description: 供应商名称
    Envelope:
      type: object
      description: Standard Tongji Open Platform response envelope. Every interface returns code, data and msg.
      properties:
        code:
          type: string
          description: Business status code. A00000 indicates success.
          examples:
          - A00000
        msg:
          type: string
          description: Human-readable result message.
        data:
          description: Interface-specific payload.
      required:
      - code
      - msg
  securitySchemes:
    openPlatformOAuth:
      type: oauth2
      description: 'OAuth 2.0 / OpenID Connect issued by the Open Platform Keycloak realm. Discovery document: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/.well-known/openid-configuration (HTTP 200, verified 2026-09-01). Access tokens default to 7200 seconds and are sent as Authorization: Bearer <access_token>.'
      flows:
        clientCredentials:
          tokenUrl: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/protocol/openid-connect/token
          refreshUrl: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/protocol/openid-connect/token
          scopes: {}
        authorizationCode:
          authorizationUrl: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/protocol/openid-connect/auth
          tokenUrl: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/protocol/openid-connect/token
          refreshUrl: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/protocol/openid-connect/token
          scopes:
            openid: OpenID Connect subject identity.
            offline_access: Refresh-token issuance.
            profile: Profile claims.
            email: Email claim.
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: 'The access_token obtained from the Keycloak realm, presented as Authorization: Bearer <access_token>.'
externalDocs:
  description: Tongji University Open Platform documentation
  url: https://api.tongji.edu.cn/docs