1 We are direct manufacturer. 2 Advanced technology and facilities, good quality control, different grades for different applicaiton fields. 3 OEM service to lots of big international companies. 4 More than 20 years experiecne in different industries. 5 More than 10 engineers for product research and after-sale service. 6 More than 5000 tons production per one year. 7Well-trained and experienced staffs to answer your enquires in fluent English.