We are C. Z. IT, before named TIANYUNXING, but because of business development, we changed our company name. We are handling the business of exporting. We are near to Tianjin seaport, and Beijing airport, Tianjin Airport. It is very easy to delivery products. From 2008, we start to export piping materials, such as steel pipe fittings, flanges, industrial valves. From 2015, we start to export UV Coated CCD/CMOS as factorys trade office. Our factory is the first and the only company in China, who can design and produce UV coating. based on our UV enhanced coating technology, we also can produce DUV optic fiber spectrometers. UV sensitivity can be 150nm-1100nm. We have more than ten years experience to develop oversea market. What is business for us? It is sharing, not just to earn money. Sharing the good products we know in China with you. Our clients are from Spain, Italy, France, Russia, USA, Brazil, Mexican, Turkey, Bulgaria, India, Korea, Japan, Dubai, Iran, Iraq, Morocco, South Africa, Thailand, Vietnam, Malaysia, Australia, German and so on. Our group includes: C. Z. INDUSTRY AND TECHNOLOGY Co., Ltd C. Z. IT DELELOPMENT Co., Ltd CANGZHOU CANGFENG PIPE FITTING SALES Co., Ltd wwwPAY ATTENTION THAT, IF THERE IS SOME BODY STANDY BY OUR COMPANY TO ASK PAYMENT, PLEASE CALL 86-13502159013 TO /confirm/i.