Our company is located in Qingdao, China. We specialize in Corrugated pipe line and solid wall pipe line. We've been doing pipe lines' business for more than 20 years. We're not a trading company, we've our own factory, work shops and machining center. We're very professional and we've a good reputation in this industry. We've already exported many kinds of pipe lines to Japan, Korea, Algeria, Russia, etc for more than 70 countries.