chang zhou chang hong electrical appliance factory is one of manufacturer in china, specialize in packaging products:drum liners, dunnage bags,ibc liners,form-fit liners,pail liners,pillow bags,round bottom liners,quick couplings and fittings for plastic tubing, and plastic fitments, accessories. Irrigation products: swing joints, valve boxes, quick coupling valves, quick coupling valves key, service saddles, filters, pressure regulators, quick couplings, sprinkler, sprinkler risers, sprinkler systems, etc. and other molding plastic products. Our Mission: Honesty for Business, The First for Customer, The First for Service, Development and Innovation. Welcome the customers both at home and abroad to our company for development and co-operation.