Zhongshan Sunmin Metal Processing Co., Ltd.is located in Zhongshan, the hometown of the great man Sun Yat-sen. It is a processing enterprise specializing in metal heat treatment and surface modification. Sanmin Company has introduced advanced surface modification technology and equipment from Germany and Japan to provide customers with advanced metal heat treatment and surface modification technology services. It fell in Zhongshan, the hometown of the great man Sun Yat-sen. It is a processing enterprise specializing in metal heat treatment and surface modification. Sanmin Company has introduced advanced surface modification technology and equipment from Germany and Japan to provide customers with advanced metal heat treatment and surface modification technology services. It fell in Zhongshan, the hometown of the great man Sun Yat-sen. It is a processing enterprise specializing in metal heat treatment and surface modification. Sanmin Company has introduced advanced surface modification technology and equipment from Germany and Japan to provide customers with advanced metal heat treatment and surface modification technology services.