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1994

Shenyang Tiancheng Vacuum Technology Co., LTD was established

1995

Shenyang Tiancheng Vacuum Technology Co., LTD was established

1996

Shenyang Tiancheng Vacuum Technology Co., LTD was established

2000

Shenyang Tiancheng Vacuum Technology Co., LTD was established

2017

Shenyang Tiancheng Vacuum Technology Co., LTD was established

2018

Shenyang Tiancheng Vacuum Technology Co., LTD was established

2019

Shenyang Tiancheng Vacuum Technology Co., LTD was established

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