... and Plastic Co.,Ltd is specialized in all kinds of engineering plsastic parts,for example the PAI,PI,PTFE ... temperature higher strength and stiffness of the various aspects of the structural components). PEI may be injection, extrusion, blow molding and ... Our company for the production of injection and machining. PEI product: PEI board, PEI rods, PEI accessories, injection of PEI , PEI machining parts ...