久久久久国产精品aⅴ天堂,成人性生交A片免费直播APP ,男女扒开双腿猛进入爽爽免费,日本JAPANESE少妇高清

we are a factory in china, established in 1953. We have two series products with independent intellectual property right-"Satellite" Brand high-density tungsten alloy and cemented carbide. Our products are widely used in machinery, electronic, mining, building material, oil. We are striving to provide high quality products with excellent services and competitive prices. Our company enjoys a good reputation both at home and abroad. Our products are exporting to Europe, USA, Japan, and Southeast Asia, etc. 

The company produces more than ten varieties of high-density tungsten alloy products, including tungsten alloy bar, tungsten balls, tungsten alloy blocks, tungsten alloy columns, tungsten alloy electrodes, radiation shielding plate, balance weight blocks, fishing sinker and other special shape products. 

Cemented carbide series of products include tungsten carbide rods, high-performance button and other mining and geologic tools, cemented carbide for molds, tunnel boring machine tools, cutting tools, tungsten carbide end mills, more than 100 types of standard and non-standard alloy products.