Zhejiang pinbo plastic machinery co.,ltd is a factory specialized in making screw barrel,Website:http://www.pbplastic.com, gearbox, t die, filter and recycling machine. The former name is ruian yumin machine screw co.,ltd since 1988 with brand name PYM. Our company covers land more than 10000 square meters, with two workshop. We owns advanced CNC machines and technique, and nitriding ovens in depth 8000mm. We study, design and manufacture every product according to the exact need of every client. That is why our goods are hot sell among many coutries and...