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21, 5 Yellow River Cyclone: The technology in diamond-related fields is still in the research and development stage and cannot be commercialized.17. China Power Construction Co., Ltd.: The subsidiary company signed the EPC project contract icon of 13.872 billion yuan for the capital construction period of Congo (Bukola) potash mine.Fourth, Monday's investment hot spots

5. Will A shares open higher and go lower tomorrow?(4) However, it is true that there is a time lag between A shares and Hong Kong stocks, which is also the reason why Hong Kong stocks took the lead in counterattack and rose many times. When A shares resumed trading, they all opened higher, and then they did open higher and go lower many times in the past. Therefore, we should call on A shares to trade at the same time as Hong Kong stocks, which would be better, which would reduce the fluctuation of the main market that affected the stock price.10. Lexus Software: It is planned to adjust the upper limit of repurchase price from 9.6 yuan to 21 yuan.

14. Zhongying Electronics: The products of its subsidiary AMOLED display driver chip have passed the verification of the panel factory.12. Shenzhen Xinxing: It is planned to establish a joint venture company Ganzhou Purui Ceramic Semiconductor Materials Co., Ltd.13. Valin Seiko: It is planned to issue shares of no more than RMB 453 million to a specific target for resumption of trading.