科勒斯官网

　　COLORS STEEL TUBE GROUP, which is located in Zhangjiagang Jiangsu Province China, is one of the High-Tech. Groups in China. Established in 1997,now, it has two production plants which specialized in the production of steel tube and one marketing company which responsible for the sales and marketing. Total workers736,total investment:103million USD. Quality system certified by TUV ISO9001:2008,TS16949,PED,DNV and BV.
　　Our main products are seamless steel tube for automotive,hydraulic ylinder,boiler&heat exchanger,pressure vessel, high temperature field,chemical industry,water industry,water transportation ,oil industry and so on. We can produce tube/pipe with O.D. from 6mm to 350mm, with W.T.from 0.5mm to 35mm, Max.length up to 15meters. Yearly production capacity:250000tons.
　　ince the establishment of us, we believe that quality-products and warm-service make customers satisfied and happy, technology-innovation and employee-satisfaction make a company going forward and a better world, environment-protection and social-responsibility make a nice and harmonious world.
　　So, quality-products, technology-innovation, warm-service , employee-satisfaction, environment-protection, social-responsibility are what we always focus on and pursue forever．
　　公司网址：www.chinacolorsgroup.com