Daheng Optical Precision Machinery Co., Ltd. is holding high-tech enterprise by the Shanghai Institute of Optics and Fine Mechanics , Chinese Academy of Sciences .Shanghai -ray machine adapt to China's science and technology system , to achieve scientific and technological achievements.

Our department produce more than 20 varieties of four series of Brinell ,Rockwell,Vickers,Leeb hardness tester,widely used in metrology, testing, research and production of machinery manufacturing , metallurgy , chemicals , building materials industry . High temperature laboratory furnace of CVD series ,muffle furnace ,tube furnace ,vacuum atmosphere furnace at different temperatures , different sizes, up to hundreds of models , can also be customized as customers requirement. Universities, research institutes, and industrial and mining enterprises to do high-temperature sintering , metal annealing atmosphere to restore and use of quality testing , widely used in the field of materials, physics , chemistry , metallurgy , chemical industry, new energy development .
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