1.we offer air filter,cleaning equipment 2. eg:air shower room ,pass box, FFU(fan filter unit) InstructionWith perc. as degreasing agent, GXSQ and GXZQ series fully-auto dry cleaning machines are ideal equipment which incorporate the functions of washing, extracting, drying, solvent recovering and distillation.It is suitable for hotel, laundry , factory, troop, hostel to wash various fabrics made ...