Cangzhou Spiral steel pipe Group was established in 1994, which is specialized in welded steel pipes (ERW, LSAW, SSAW) and other steel products. As a company listed "China's Top 500 Private Enterprises and Top 100 Steel Companies", we manufacture API, ASTM, BS, DIN and JIS standards pipes with galvanizing facility. The products are widely used in oil, gas transportation and steel structure in construction, including oil tubing, gas transportation, urban pipeline, water coal pipeline in mine, coal slurry pipeline in mine, transmission lines, wind power, bridge and high-speed railway steel structures, etc.

We dedicated to supply speciatly chemicals and high purity chemicals and also materials and catalysts for high tech, like lithium ion battery, semiconductor,etc. main products are high purity lithium carbonate, battery grade, industrial grade; germanium dioxide, 5N, high purity grade.

Topower International Co., Limited is a professional rubber-product enterprise, combining the most advanced design and processing technology of tyres. We are primarily comprised of two factories, one manufacturing truck and bus tyres, agricultural tyres, industrial tyres and OTR tyres, another factory produce bicycle tyres. We have over 1600 employees. Our company take the worldwide advanced tyre producing technology, combining unique technology innovation and empolder ability, with our advanced technology and professional team, we are growing fast. More than ten years' international marketing experience and good quality make our products enjoy a good reputation and market share in North and South America, Europe, Australia, Africa and Asia. We provide first-level service, and a goal of