Dongguan Chang An Xuheng tin ventilation environmental purification company specialized in water POON cabinet, curtain cabinets, water washout cabinets, paint cabinets, fuel injection cabinets, curtain painting cabinets, painting equipment, plumbing, ventilation engineering, construction dust, all kinds of fans , dust removal equipment, ventilation equipment, plumbing ventilation, welding and small projects, environmental conditioning customer segments: factories, businesses, hotels, restaurants, supermarkets, public places Industry: Centrifugal fans fume purification equipment environmental equipment processing suction fan stainless steel curtain, row wind equipment exhaust, ventilation fans fan, ventilation equipment accessories business areas: central air conditioning and ventilation pipes, kitchen fume extraction pipes, all kinds of plumbing products, factory environment exhaust engineering, tin kitchen hoods engineering, air-conditioning duct, ventilation engineering, all kinds of tin elbow elbow, stainless steel elbow elbow engineering, factory dust engineering, pipeline production units, water POON counters, grinders vacuum pipe, polishing trough, duct ventilation equipment. Xu Hang Environmental Engineering Mission: high-quality products, reasonable price, perfect service is our tireless pursuit!