Shanghai Riminghuan Trading Company Limited

The production workshop is responsible for the implementation of "three press" and "three check" in the production process.

Principles of process inspection:
A: The principle of combining inspectors and operators, that is, self-inspection, mutual inspection and special inspection
(called "tri-inspection system" combining inspectors and operators);
B: The principle of "three inspection system" for inspectors. Namely: first piece inspection, tour inspection, completion inspection.