Yuyao Guotai rubber and plastic Machinery Co. LTD Main products: plastic pipe extruder production line, plastic profile extrusion production line, wire/cable extrusion production line, plastic granulation unit and so on. Support to map to sample custom mold Welcome telephone consultation:+ 86-13605849959 |
ZLYJ Hard face gear box Low noise, large bearing capacity, stable performance and so on. | |
High quality nitride/alloy steel screw barrel Special alloy steel material, durable, precision machining and special heat treatment process. |