1. Credit information publicity system of customs clearance enterprises: In China, customs clearance qualifications and related information of enterprises can be inquired through the credit information publicity system of customs clearance enterprises. In this system, you can enter the company name or unified social credit code to query the company's customs declaration qualification and other information.
2. Customs official website: You can visit official website of China Customs to check their certification requirements for customs declaration qualification and the list of certified enterprises. Generally, official website will provide relevant regulations and procedures for the qualification certification of customs declaration enterprises.
3. Ask the customs or relevant departments: You can also directly ask the local customs or relevant departments to find out whether a specific enterprise has the customs declaration qualification. These departments usually have relevant records and materials that can provide accurate answers.