Dongying TOUSIN Precision Metal Co., Ltd is one of the famous manufacturers of precision casting in stainless steel, carbon steel, alloy steel, and so on. We have the predominance in stainless steel hardware hand polishing, electro-polishing, machining. Our products including constrution hardware, marine hardware, machining parts, impeller, ball valve, screw fittings and so on. Dongying TOUSIN Precision Metal Co., Ltd is located in Dongying City, Shandong Province, where the Yellow River flows into sea, also the hinterland of Shengli Oil field-the second largest oil field in China. It only takes 3 hours to Qingdao port which is the famous port in China, 90% of our products are exported to North American, Japan, Europe, Korea, and Taiwan and win good reputation in international market. Exploring and developing is our core concept of company culture. And our principle is to manufacture the best products and to offer the best service to all customers.We warmly welcome the customers domestic and abroad and hope to establish a successful business cooperation. TOUSIN expects that there will be a bright future between us! MAIN PRODUCTS CONSTRUCTION HARDWARE, MARINE HARDWARE, MACHINE FITTINGS, KITCHEN FITTINGS, PIPE FITTINGS, COPPER FITTINGS, CHINA CASTINGS, OEM CASTINGS</p>