Erisson professional speaker manufacturer alway holds
the policy the " QUALITY COMES FIRST " .
Quality control department
Quality control for all the speaker
We have advanced instruments, subtle mold making technique..
Excellence in every detail, Strictly quality control. To ensure
high quality, we have a professional QC team, products have to be
Process of inspecting the speaker
01. IQC: inspection of the raw material;
02. QC: fully inspection of the board, and IPQC check the correctness of the processing of every worker;
03. QC: fully inspection of the products, IPQC check the correctness of the processing;
04. IPQC inspection of the charger aging;
05. IPQC inspection of the packing;
06. QA final inspection of the products and determination of shipment.