Our company has passed iso9001:2015 quality management system, ISO14000 environmental management system, ISO28000 supply chain safety management system and THE United States SGS authoritative certification. The NEBB certified cleanroom is equipped with laser cutting machine imported from Japan, infrared spectrometer and liquid particle counter imported from Germany and the United States and other high-end testing equipment.  

Our products strictly implement the American IEST standard, from spinning to finished products, the whole industry chain lean manufacturing, continuous PDCA, full process control, inspection items including ions, silicon Si, water absorption rate, APC, LPC, friction voltage and so on, to ensure the stability and continuity of quality.