NINGBO YINZHOU Sofia INTERNATIONAL TRAIDE Co., Ltd is an enterprise incorporating industry and trade. NINGBO YINZHOU HUANAN PRECISE CASTING Co., Ltd is its base for production. Both the sales company and the production base are located in port city --Ningbo China, which has the best transportation condition.

NINGBO YINZHOU HUANAN PRECISE CASTING Co., Ltd, established in the year 1985, covers an area of about 8000 square meters, and has about 100 employees and more than 10 experienced engineers. We mainly have two production lines --- sodium silicate shell mold and sol silica shell mold. We are specialized in producing all kinds of carbon steel, alloy steel, stainless steel finish casting. Annual production capacity is over 3, 000 tons products which are sold to the USA, Canada, U. K, Germany, Japan and etc. Our major products are excavator parts, auto spare part, petroleum valve, precision casting of metallurgy, mineral tool and internal combustion engine parts and customized investment castings. We have many advanced measuring and quality inspection equipments, such as direct-reading spectrometer\universal testing machine\full auto low temperature impact testing machine\ultrasonic thickness defect detection gage\infrared thermometer and etc.