1958/12/11--1991/10/20 : Nanjing astronomical instrument factory, CAS (NAIF) 1991/10/20--2001/04/21 : Nanjing astronomical intrument research center, CAS (NAIRC) 2001/04/21--         : Nanjing Institute of Astronomical Optics & Technology (NIAOT), CAS                evolved from R&D units and the High-Tech Mirror Lab of  NAIRC  
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