Pre-shipment inspection (PSI) is one of the many quality control tests conducted by Huihui Xin Technology Co., Ltd.. This inspection is based on standard QC testing or on customer request. Based on these criteria and procedures, samples are randomly selected and defects are checked. For us, pre-shipment inspection is an important step in the quality control process and a way to check the quality of the membrane switch panel before shipment.
Huihui Xin is a worldwide famous company who is specialized in producing rubber keypad. Huihui Xin has created a number of successful series, and backlight switch is one of them. The distinctive design of Huihui Xin membrane switches backlit light switch comes from our professional design team. This product is revered for its durability and flexibility. The product has many festures. Useing unique modern technology and synthetic materials, it features dust-, water- and fog- resistant. This product supports a variety of different backlights.
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