QINGDAO CO-LONG  PRECISION CASTING CO.,LTD was established in 2002, is located in Qingdao City, Shandong Province, China, 60 kilometers from the city center, is one hundred kilometers of Qingdao City planning Economic Circle, export processing and manufacturing in key areas. The factory covers an area of 55166.8 m2, the existing building area of 8500 square meters, annual production capacity of up to 800 tons.