Suzhou Sujing Crystal Element Co.,Ltd. (the former Suzhou Crystal Element Co.,Ltd) was founded in 1960. This company boasted more than 55 year’s professional experience and strong technical force. The renowned enterprise specializes in producing artificial crystal elements. We mainly manufacture, more than 300 specifications, there series of products-jewel bearing, sapphire window and special crystal elements in a great variety, including all kinds of balls, rods, looking glass, windows, nozzles, and other crystal elements, which can be widely applied to textile, chemical, medical, military industries as well as the fields of nuclear power, optoelectronics, aerospace, scientific research. Our jewel bearings have already been used in hydroelectric equipment, gas meters, thermal meters, measuring tools, the packages of aero-instruments and nautical devices home and abroad. In addition, we have become the special manufacturer for nuclear and military industries due to our excellence in this field, winning the title of "Excellent Enterprise" of relevant ministries. Our medium-wave ruby windows developed for meteorological satellites have already hovered in space with FY-series satellites. A myriad of jewel nozzles, large-size sapphire windows and special crystal elements have gained international recognition in USA , Germany, and UK. We have established and improved our quality assurance system in accordance with ISO9000. Moreover, we got the certificate of Det Norske Veritas(DNV) in 1997 and guarantee the quality of our products and earn the applauses of customers.