Professional production: early, middle and high efficiency filter cotton, the whole three-dimensional viscous gel filtration cotton, cotton high temperature filtration, fire cotton, thermography cotton, activated carbon cloth, cotton, fiber carpet; filters: clean room early , and efficient filters, chemical filter; purification equipment: Vol bypass filter, actuators, and efficient delivery tuyere, clean workstations; fan filter unit (ffu), the wind leaching Room transfer window, purifying machine; engineering undertaking: can designed and manufactured in accordance with customer needs various filtering products, following purification engineering design, alteration, installation, construction