Shanghai Sheng Di An Machinery Co., Ltd, with total investment USD1,600,000, was established in 2008, the Beijing Olympics year. Our main products are cone-shaped screws, parallel twin screws, single screws and matching molding accessories. Our team are all come from prior national Shanghai Weida Mechanism Co.,Ltd. We have twenty years'experience in adminstation and production of machine. Besides original machine, Our company has invested huge sums to introduce machine processing centers, ...   |