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      1976 Kunshan Tongxin Electroplate factory was established

      1993 Kunshan Tonglong Electroplate Co.,Ltd. was established

      1997 The company was transferred to non-government enterprise

      1998 Passed ISO9002 certification

      2001 Processing production value over RMB 100 million Yuan

      2002 Kunshan Tongxin Heling New Material Co.,Ltd.was established.

      2003 Kunshan Tongsheng Equipment Manufacturing Co.,Ltd.was established

      2005 It is renamed Kunshan Tongxin Surface Science& Technology Co., Ltd

      The company is relocated at Zizhu Road