Tianwei Casting was established in 2011 and the headquarters(marketing development and technology research centre)is located in Qingdao West Coast New Area,China, and our factories sit in Qingdao suburbs. Our total staff is more than 200, among which are 20 professional technicians, 5 senior engineers and more than 30 production managers. We have distinctive geography advantages:only 10 minutes by car from the Chinese 4th Port-Qingdao Port and less than one hour from Qingdao Jiaodong International Airport. Silica-gel investment casting(linear dimension tolerance ISO8062 CT5~CT7)can achieve near-net-shape configurations, offering designers and engineers freedom of design in a wide range of alloys. The process is capable of producing precise detail and dimensional accuracy in parts weighing many pounds or just a few ounces.In our business scope,about 60% are silica-gel precision castings.