good heat preservation and sound insulation small occupied space and tight structure flexible and convenient opening 

ZJY folding door can be divided into manual folding door, electric (traditional) folding door, electric (dual-type) folding door. The door frame can adopt excellent sectional steel, stainless steel or aluminum section. Door plate can adopt GRP board, fireproof rock wool board or colorful sandwich board and can be equipped with lighting window with different shape, which has the futures of solidity, climate resistance, heat preservation, heat insulation, flame retardance, sound insulation, sealing and others.