Shandong Jingyanggang Precision Casting Co., Ltd. is a company specializing in investment casting. The company was founded in 2007. At present, it has developed and produced more than 2,000 kinds of precision castings. The company has more than 200 people and can produce more than 100 tons of precision castings per month. It can provide high quality stainless steel, carbon steel and alloy for automobile, machinery, valve pump industry, tool industry and textile equipment. Investment casting of steel and cast...