AnShan Hong Ming Metallurgical Machinery Co., Ltd. and Anshan Ying Yat Trade Co., Ltd. are integrative group corporations. We professionally produce close tolerance castings, by using wax pattern and foam powder pattern. We can process cast steel, cast copper, cast aluminum and any parts that cannot be processed by machines. We can produce heavy casting, rivet welding and heavy rivet welding products. We also can produce mechanical processing products, heavy cast steel and all kinds of ...