The company is engaged in environmental systems dust, microbes, pollution control, clean air-conditioning control systems engineering, innovative technology companies. By "Dirkbiel" R & D Center, Engineering Division, clean division, marketing division components. Asia Pacific headquarters located in China's Dongguan City, Dirk Bell Environmental Systems Limited is engaged in the field of air cleaner product development, manufacturing, sales "Dirkbiel" brand air filters, industrial water filters, clean room equipment; clean room systems engineering consulting design, and to provide supporting high-quality products and efficient services specialized enterprises. "Dirkbiel" brand products: air filter (initial efficiency air filter, medium efficiency air filters, HEPA. ULPA air filters, chemical air filter); industrial water filter; clean room equipment (air shower room, cargo shower, clean bench, FFU clean unit, the transfer window, HEPA, clean laminar flow hood, dust purification equipment production line ......); cleanroom cleaning supplies (clean room cleaners, anti-static, no dust, sterile cloth, sticky cleaning roller, sticky paper). All products are according to international standards (ISO/9001, ISO/DIS14644-1, USA / SMACNA EN779 EN1822) manufacturing.