WUXI HONGYI METAL PRODUCTS CO., LTD (WUXI HANGYU PRECISION CASTING CO., LTD.) adopt advanced investment casting with silicasol process to produce stainless steel, alloy steel and carbon steel series of high precision casting products weighing from 0.035kg to 50kg. Our products mainly cover the related parts for valves, pumps and other hardware. According to customer's requirement, we can produce all kind of complex castings with high quality, precision size and less margin.