精品一区二区三区自拍图片区-精品一区二区无码av-精品一区二区无码免费在线观看-精品一区精品二区-精品一区三区视-精品尹人在线观看

Sichuan Dechang Tianyu Machinery Manufacturing Co., Ltd specializes in the production of various large-scale steel castings, high-manganese steel and ultra-high manganese steel crusher accessories, such as: concave mantel, bowl liner, tooth plate, jaw plate, roller, blades,high-chromium cast iron hammer, high chrome hammer, hammer high manganese steel, alloy steel hammer , low alloy steel liner, loader, excavator bucket teeth, heat resistant steel, steel ball, steel forging, cast iron parts and lathe processing. And provide wear-resistant, heat-resistant, corrosion-resistant wearing parts ,all types of alloy castings for mechanical equipment in chemical, building materials, mining, power and other related industries.