Beijing Hongshengyu Trading Co., Ltd has been the professional supplier of seamless pipes, spiral tubes, welded pipes, pipe fittings, flanges, caps, etc. since 2003. The processing factory is located in the manufacture base of China pipe equipment,Yanshan, Hebei and the sales center located in the capital of China, Beijing. Our products are being adopted in construction, aviation, generate electricity, petroleum, chemical fertilizer, pharmacy, mining and related industries. We have expanded our business to 40 countries all over the world.