1. Raw material control: Strictly screen suppliers to ensure that raw materials meet standards and guarantee quality from the source.
2. Production process management: standardize process parameters, monitor production processes, and prevent operational deviations from affecting products.
3. Quality inspection system: Establish self inspection, mutual inspection, and final inspection systems, and use reliable testing equipment and methods. 4. Standardization management: Implement quality standards such as ISO, improve document records to achieve traceability.