Stainless steel 316SS and 304SS , press and polishing . Dongying Changhui Precision Metal Co., Ltd. is an integrative supplyer in mould design , investment casting , polising and precision machining. We are specialized in the products made of stainless steel, carbon steel, alloy steel ect.We have established the ISO9001Quality Management System .Our culture is innovation , while our purpose is to ...
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