Incoming inspection - unqualified materials are not released;

Process monitoring - no production in deviation from production standards and conditions;

Product storage - do not leave the warehouse if the storage and aging safety time is not enough;

Capacity test - each batch of discharge test is not completed, not qualified;

Leakage resistance test - each batch of sealing performance test is not completed, not qualified;

Full delivery inspection - appearance and electrical performance inspection is not completed without packaging;

QA spot check - spot check the unqualified products, rework the products and not deliver the products;

Complaint handling - respond within 24 hours and solve customer feedback problems in time;