3C certification required information: a. When the initial application or related documentation must provide information change mandatory product certification application; the applicant "business license" registration certificate or a copy of (the initial application or change the provision); plant organization chart ( provided the initial application or change); when the certified products flow chart (provided the initial application or change); key equipment used for routine tests (see certification rules when factory quality control testing requirements) list (or change provided the initial application) ; product assembly diagram, electrical diagrams; certified products Chinese nameplates and warning labels (in duplicate); the certified products in the Chinese instructions; differences within the same application unit instructions between each model; the same application unit each model Exterior photo (in duplicate); when required by other relevant information requested (if CB test report, please provide). II. Documents like this again apply to be provided: 1. Mandatory product certification application; 2, product assembly diagram, electrical diagrams;