What exactly is the Export Agency Certificate Number?

According to the Customs Law of the People's Republic of China通関Regulations on the Filing Administration of Entities, the export agency certificate number isa unique 13-digit code, obtained by export agency enterprises authorized by the Ministry of Commerce when filing with customs. This code serves the following core functions:

• Verification in輸出代理店Legitimacy of Enterprise Qualifications
• 申告輸出稅還付the necessary credentials
• Benchmark Identifier for Customs Data Reconciliation

What are the latest inquiry channels for 2025?

After verifying the latest announcement on China’s International Trade Single Window, the currently valid inquiry methods are as follows:

• Official Channel 1: China E-Port System
  • www.chinaport.gov.cn にログイン
  • 「企業資質照會」モジュールに入る
  • Enter the full legal name of the enterprise or its Unified Social Credit Code
• Official Channel 2: Official website of the competent tax authority
  • 各省電子稅務局輸出稅還付総合サービスプラットフォーム
  • Login is required using an enterprise tax control device for authentication
• Official Channel 3: Third-Party Certification Platforms
  • China Council for the Promotion of International Trade Commercial Certification Center
  • Tianyancha Pro Corporate Credit Report (Paid Service)

What key information should I pay attention to when conducting a search?

In accordance with the requirements of the General Administration of Customs of China Announcement No. 12 of 2025, enterprises must pay special attention during the inquiry process:

• Consistency of filing information: The name of the signing party to the agency agreement must exactly match that in the filing system.
• Time validity: The certificate number is valid for three years from the date of filing; cross-border e-commerce businesses must renew it annually.
• Data Validation Triple Match: Customs code, tax registration number, and SAFE code must remain synchronized.

What should I do if I encounter a query exception?

Based on a summary of service cases from the past three years, here are recommended approaches to common issues:

• ケース1：システムに「屆出記録なし」と表示される
  • Verify whether the company has completed the submission of the annual customs report for the current year.
  • Confirm whether the agency agreement is within its valid execution period.
• Case 2: Mismatch in Number of Encoding Bits
  • Newly filed enterprises after July 2024 will adopt a 13-digit code
  • The 10-digit code from the legacy system requires contacting Customs for data migration.
• Case 3: Tax Refund Claim Rejected
  • 通関申告書の「申告単位コード」フィールドが正確に記入されているかを確認してください。
  • Confirm that the product HS code matches the scope of the agency's authorization

How can one prevent the risks associated with the misuse of proof numbers?

Based on "2025 Advance輸出代理店The Service Standards recommend taking the following measures:

• Establish a dynamic verification mechanism for the qualifications of agency enterprises (quarterly verification recommended)
• Keep the original documents such as customs declarations and shipping documents intact for at least 5 years.
• 単一窓口「企業信用公示システム」による変更通知の購読