Products/Services: air conditioner with spiral tuber pipe

Products/Services: The portable type pulls out the air feeder, expands and contracts the air hose, the ventilation duct, the steel wire expansion hose, the nylon expansion hose, expands and contracts the soft ventilation duct, the portable-type air blower, the mobile a

Products/Services: wind pipe ,wind mouth,stainless steel welding pipe,twisted spout