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- Estimated performance for 2017[2019-05-31]
- Estimated performance for the first third quarter of 2017[2019-05-31]
- The first session of the 11th meeting of the board of direct[2019-05-31]
- The first quarter of 2017 report disclosure announcement of[2019-05-31]
- The1st time extraordinary shareholders' general meeting reso[2019-05-31]
- the announcement of a patent certificate of the wholly owned[2019-05-31]
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