aid: 31huiyi
name: 31huiyi
description: 31huiyi (31会议 / 31Event) is the digital event and exhibition SaaS platform operated by Shanghai
  Bayantu Information Technology Co., Ltd. (上海八彦图信息科技有限公司), founded 2010 and headquartered in Shanghai,
  China. It runs a product family covering conference management (31大会易), lightweight event management
  (31轻会), exhibition management (31展览云), on-site smart check-in and reception (31智慧现场), virtual events
  and an event AI assistant. It publishes a public developer center at api-help.31huiyi.com documenting
  an OAuth 2.0 / OpenID Connect protected REST OpenAPI at 31api.31huiyi.com, covering attendee registration,
  check-in, schedules, speakers, exhibitors, tickets, reception and CMS, plus a set of outbound push (webhook)
  callbacks a customer implements to receive check-in, attendee and exhibitor data.
url: https://raw.githubusercontent.com/api-evangelist/31huiyi/refs/heads/main/apis.yml
image: https://api-help.31huiyi.com/system-image/logo.png
x-type: company
x-source: harvest:secondary-market
x-tier: profiled
x-tier-reason: enrichment
specificationVersion: '0.20'
created: '2026-09-05'
modified: '2026-09-05'
tags:
- Company
- Event
- Event Management
- Conferences
- Exhibitions
- Registration
- Check-in
- Scheduling
- Ticketing
- Software-as-a-Service
- China
tags_raw:
- Company
- Events
- Event Management
- Conferences
- Exhibitions
- Registration
- Check-In
- Scheduling
- Ticketing
- SaaS
- China
apis:
- aid: 31huiyi:31huiyi-openapi
  name: 31 OpenAPI
  description: The 31huiyi (31会议) OpenAPI — an OAuth 2.0 bearer-protected REST surface documented in the
    public developer center at api-help.31huiyi.com. It exposes attendee registration and lifecycle, check-in,
    schedules and venues, speakers, exhibitors and badges, tickets and orders, reception and hotels, form
    center, file upload, identity verification, SSO account creation and CMS content. All business operations
    are POST (a small number are GET) against https://31api.31huiyi.com under the /op/ prefix; a /op/notoken/
    prefix marks the operations that do not require a user token.
  humanURL: https://api-help.31huiyi.com/zh/home
  baseURL: https://31api.31huiyi.com
  image: https://api-help.31huiyi.com/system-image/logo.png
  position: Producing
  tags:
  - Event
  - Registration
  - Check-in
  - Scheduling
  - Exhibitions
  tags_raw:
  - Events
  - Registration
  - Check-In
  - Scheduling
  - Exhibitions
  properties:
  - type: Documentation
    url: https://api-help.31huiyi.com/zh/home
  - type: APIReference
    url: https://api-help.31huiyi.com/zh/home
  - type: GettingStarted
    url: https://api-help.31huiyi.com/zh/oauth
  - type: Authentication
    url: authentication/31huiyi-authentication.yml
  - type: OAuthScopes
    url: scopes/31huiyi-scopes.yml
  - type: Conventions
    url: conventions/31huiyi-conventions.yml
  - type: ErrorCatalog
    url: errors/31huiyi-error-codes.yml
  - type: Webhooks
    url: asyncapi/31huiyi-webhooks.yml
  - type: DataModel
    url: data-model/31huiyi-data-model.yml
  - type: Postman
    url: postman/31huiyi-openapi.postman_collection.json
  - type: Sandbox
    url: sandbox/31huiyi-sandbox.yml
  - type: RateLimits
    url: rate-limits/31huiyi-rate-limits.yml
  - type: X-MCPServerCandidate
    url: mcp/31huiyi-mcp.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: DomainSecurity
  url: security/31huiyi-domain-security.yml
- type: Website
  url: https://www.31huiyi.com/
- type: DeveloperPortal
  url: https://api-help.31huiyi.com/zh/home
- type: Documentation
  url: https://api-help.31huiyi.com/zh/home
- type: APIReference
  url: https://api-help.31huiyi.com/zh/home
- type: GettingStarted
  url: https://api-help.31huiyi.com/zh/oauth
- type: HelpCenter
  url: https://lite-help.31huiyi.com
- type: Support
  url: https://www.31huiyi.com/home/about#concat
- type: Blog
  url: https://www.31huiyi.com/article/newslist_hy/news
- type: Pricing
  url: https://www.31huiyi.com/price
- type: SignUp
  url: https://lite.31huiyi.com/home
- type: TermsOfService
  url: https://www.31huiyi.com/special/termsofservice
- type: PrivacyPolicy
  url: https://www.31huiyi.com/special/privacyclause
- type: ChangeLog
  url: https://www.31huiyi.com/article/newslist_hy/update
- type: Postman
  url: postman/31huiyi-openapi.postman_collection.json
- type: Plans
  url: plans/31huiyi-plans-pricing.yml
- type: RateLimits
  url: rate-limits/31huiyi-rate-limits.yml
- type: Authentication
  url: authentication/31huiyi-authentication.yml
- type: OAuthScopes
  url: scopes/31huiyi-scopes.yml
- type: Conventions
  url: conventions/31huiyi-conventions.yml
- type: ErrorCatalog
  url: errors/31huiyi-error-codes.yml
- type: Lifecycle
  url: lifecycle/31huiyi-lifecycle.yml
- type: Conformance
  url: conformance/31huiyi-conformance.yml
- type: Webhooks
  url: asyncapi/31huiyi-webhooks.yml
- type: WellKnown
  url: well-known/31huiyi-well-known.yml
- type: OpenIDConnect
  url: well-known/31huiyi-openid-configuration.json
- type: Sandbox
  url: sandbox/31huiyi-sandbox.yml
- type: ChangeLog
  url: changelog/31huiyi-changelog.yml
- type: X-MCPServerCandidate
  url: mcp/31huiyi-mcp.yml
- type: DataModel
  url: data-model/31huiyi-data-model.yml
- type: LLMsTxt
  url: llms/31huiyi-llms.txt
x-enrichment:
  date: '2026-09-05'
  status: enriched
  artifacts_added: 19
  pass: local-v3