On the basis of our lost wax casting foundry , Zhengzhou Tengan Industry & trade Co, Ltd. was established in 2004, in order to help our foundry to carry out international business. As development of our business, our customers are from many different industries, and their demands are not only casting, but also including forging, punching, assembled finished parts etc. In this background, TengAn invested in one forged and sand casting factory, and set up TengAn union（group） in 2008 with others some lost-wax casting factories，sand casting factories, forged factories，cold stamp factory and die-casting factory, and also have some outsourcing surface treatment factories with good long –term cooperation, so that we can supply full range services for our customers from design to door to door logistics service.
With more than 15 years' experience in OEM development of mechanical parts and exporting service, till today our products have been successfully exported to the European countries like Germany, Spain, Italy, Greece, Poland, Slovakia, Turkey, etc, with customers in the industries of scaffolding & formwork, hardware fittings, valve parts, construction machinery parts, etc.
With a professional and united team in technical storage, quality management, logistics support and after-sale feedback, a constantly high production level and timely delivery are guaranteed, and we are also in the position to realize challenging projects punctually and reliably.
"Excellent service, superior quality and competitive price" are our business principles. We are now and will continue dedicating ourselves to maximizing our customers' satisfaction.
15 years' experience in OEM development of mechanical parts and exporting service, With own factories and some alliance factories, we can supply full range products.
We have experienced engineer’s team who can make effective communication with technical and development department of our customers, and give some reasonable proposal in technical and design, to help speed the development of new products, and are also able to complete difficult project development punctually and reliably.
With completed test equipment and strict quality control system, we can carry out wide ranges of material and properties tests and provide inspection certificate in DIN EN 10204 3.1, in addition, the function, visual and marking test is also the key point of our quality controlling.
Our logistic team has a wealth of operational experience, who can supply different logistics solutions, and we can sure that the fastest transportation time is no more than 20 days from our factory to Hamburg by China Railway Express.