ShangQian / 上上签 (BestSign)

ShangQian / 上上签 (BestSign) MCP Connector for Claude

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China's leading digital signature platform — manage contracts, register users, and automate signatures via AI.

8 tools Official Updated Jun 28, 2026 Official Vinkius Partner

Empower your AI agent to orchestrate your digital document workflows and electronic signatures with ShangQian (BestSign / 上上签), the premier B2B digital signature platform in China. By connecting ShangQian to your agent, you transform complex contract lifecycle management, user identity verification (KYC), and signature orchestration into a natural conversation. Your agent can instantly register new personal or enterprise users, initialize contracts from pre-defined templates, retrieve detailed contract statuses, and even generate secure download links for executed documents without you ever needing to navigate the comprehensive BestSign Management Portal. Whether you are automating HR onboarding or coordinating high-volume commercial agreements, your agent acts as a real-time contract coordinator, providing accurate and fast results from a single, authorized source.

What you can do

  • User Orchestration — Register new users, verify digital certificates, and perform KYC identity checks.
  • Contract Management — Create signature-ready contracts using templates and monitor real-time completion status.
  • Template Automation — List and audit your library of contract templates and upload new document definitions.
  • Execution Control — Trigger signature operations for authorized accounts and retrieve finalized PDF documents.
  • Operational Monitoring — Verify API connectivity and monitor system health to ensure signature reliability.

How it works

  1. Subscribe to this server
  2. Enter your ShangQian Developer ID and RT Secret
  3. Start managing your digital signatures through Claude, Cursor, or any MCP-compatible client

Who is this for?

  • Legal & Compliance Teams — automate contract status tracking and identity auditing through natural language.
  • HR & Operations — coordinate employee onboarding and commercial agreement signing directly from your workspace.
  • Developers — integrate professional-grade digital signature APIs into your AI-driven daily routines.
  • BestSign Power Users — integrate your existing signature projects into your AI-driven daily routines.
contract-lifecycleidentity-verificationkycdigital-workflowb2b-automation

8 tools expose this connector's capabilities to your AI agent.

create_shangqian_contract

Create signature contract

get_contract_details

Get contract metadata

get_contract_download

Get download URL

get_user_certificate

Get user certificate

register_shangqian_user

Register a new user

sign_contract_now

Sign contract

upload_shangqian_template

Upload new template

verify_identity_v2

Verify user identity

See how to talk to your AI agent using ShangQian / 上上签 (BestSign).

List all contract templates in my ShangQian account.

I've retrieved your template list. You have 5 active templates, including 'Standard_Employment_Contract' (ID: `tem_8821`) and 'NDA_v2'. Would you like me to initialize a new contract using one of these?

Register a new enterprise user 'Vinkius' with account 'vinkius@example.com'.

I've successfully registered 'Vinkius' as an enterprise user in the ShangQian system. The account is now ready for digital certificate issuance and signing. Should I retrieve the certificate details?

What is the status of contract '88210934'?

Contract `88210934` ('Sales Agreement') is currently 'PARTIALLY_SIGNED'. 1 out of 2 signers have completed their signatures. Would you like me to generate a download link for the current draft?

Log in to the [BestSign Developer Platform](https://open.bestsign.cn/), navigate to the 'Application Management' or 'Credentials' section to find your unique Developer ID and RT Secret.

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