TRUST Industrial Machinery Company is a professional China ABC Push-In couplings Manufacturers and China ABC NEWLINE PUSH-IN COUPLING,Dot Air Brake brass Fittings suppliers,our factory which manufacture brass fittings, stainless steel fittings and air brake hose assemblies (AIR BRAKE HOSE ASSEMBLIES). It adopts full CNC machining and has a factory area of 3,800 square meters. 58 automatic machine tools, 35 semi-automatic CNC machines, 5 sets of testing equipment, annual production of various brass fittings,Air Brake Hose Assemblies,stainless steel fittings, air brake hose assembly of 4,500,000 sets / each