"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our firm for the long-term to create jointly with consumers for mutual reciprocity and mutual reward for National Standard, Shield Tunneling Segment Carousel, Metro Shield Segment Carrousel, Shield Tunneling Segment Mould,Horizontal Dual-Box Culvert Mold. By more than 8 years of company, now we have accumulated rich experience and advanced technologies from the generation of our merchandise. The product will supply to all over the world, such as Europe, America, Australia,Hungary, Costa rica,Nairobi, Argentina.We always insist on the management tenet of "Quality is first, Technology is basis, Honesty and Innovation".We are able to develop new products continuously to a higher level to satisfy different needs of customers.