About Us Nanjing GSmach Equipment Co., Ltd 10+ Years Of Extruder Manufacturing Experience Since 2013, Nanjing GSmach Equipment Co., Ltd. specializes in cutting-edge machinery for the plastic, rubber, and chemical industries. Our focus includes independent research and development of rubber and plastic granulation equipment, as well as plastic film and sheet extrusion molding equipment. As a top Chinese partner in polymer extrusion equipment, GSmach serves Fortune 500 international groups, providing advanced and eco-friendly solutions.