Pre-shipment inspection (PSI) is one of the many quality control tests conducted by Ningbo Qihao International Trade 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 memory foam neck pillow before shipment.
Qihao is a state-level high-tech enterprise. As one of Qihao's multiple product series, gel contour pillow series enjoy a relatively high recognition in the market. Qihao gel memory foam pillow reviews has been thoroughly tested. The test was conducted by our quality control professionals who performed comfort and duribility tests on each of them. It can provide comfort and relaxation for a long-term journey. The water treating process will not release any toxic substances caused by the chemical reaction. Its filter system has chemical stability which allows it to withstand acid and alkali liquid. The super-soft velvet side keeps the user warm and comfortable.
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