HOME > Service Guide > Search by Service Departments > Processing Trade Department Application for China International Electronic Commerce Network EDI(Electronic Data Interchange) certificate check Functions 1. Application for China International Electronic Commerce Network EDI(Electronic Data Interchange) certificate check 2.Responsible department: Management Department for Processing Trade 3.Tel:2398235 Documents Required for Submission 1. Qualification certificate or approval certificate of the company (original to be checked, copy to be recorded) (Documents in duplicate) Procedures of Examination and Approval Acceptance→examination and approval→submission Processing Time Limit Immediately Supervision System The bureau has set up supervision and complaint systems. Anyone who dissatisfies with service provided or finds out violation of laws, regulations done by office workers can complain to the supervising departments on the complaint hotline:2398433 or the Chaozhou Institution Efficiency supervision Center on 2287111.