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Guiyang Xintian Oetech Co., Ltd. is located in China National High-tech Industrial Development Zone, Xintian, Guiyang, P. R. China. It covers an area about 100 acres and over 2000 staffs in it. It is a comprehensive high-tech enterprise, which mainly concentrates on research and developing, production and marketing of optical instruments. We have more than 40 years experiences in this field and is always treated as a major enterprise protected by municipal, provincial and state governments. In additional, we are the enterprise which comply with ISO 9001: 2000 and ISO 1002-1, and our products have won the achievement prizes in scientific research awarded by provincial, ministerial and state governments. In 1966, a part of Xintian moved from Shanghai to Guiyang and established a factory which mainly product optical measuring instrument. The others also moved to Guiyang and established a new factory named Chitian in 1968, which mainly product physical optical instrument. On March 1979,... [
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