The index was divided throughout the day. The Shanghai index rebounded from shock, rising for four consecutive days, and the gem index fell slightly. On the disk, the theme sectors are active in turn. Big data concept stocks were stimulated by the good news of "counting from the east to the west", and many stocks rose by the limit, and many sectors were among the top gainers. The listed company responded positively on the interactive platform: Troy Information Technology Co.Ltd(300366) said that the company's 5g small base station related products and technical products have advantages in the physical layer of wireless communication core technology; Fujian Star-Net Communication Co.Ltd(002396) said that the payment products of shengteng information, a wholly-owned subsidiary of the company, have fully supported digital RMB; Zjamp Group Co.Ltd(002758) indicates that the company has CMA qualification certificate for soil testing; Guochuang Software Co.Ltd(300520) said that energy storage is one of the key layout directions of the company.