Qingdao Sanheshan precision casting Co., LTD (SHS) subordinates Qingdao King Will international trading Co., LTD,was established in 1985, covering an area of 600,000 square meters and has 2700 employees. SHS is an appointed steel castings manufacturer approved by Chinese railway ministry, the production code is "PD",we can offer medium and low carbon steel and all kinds of alloy steel forty thousand tons per year, sales revenue exceeds 40 millionUSD. Group company based in casting and machining development