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A shares open higher and go lower.On December 10th, the three A-share indexes collectively opened higher, with the Shanghai Composite Index opening 2.58%, the Shenzhen Component Index opening 3.66% and the Growth Enterprise Market Index opening 4.88%.However, after the high opening, it went low, and it was still so large. This also shows that the repair of market confidence has not been completely completed. Some main players and retail investors, when they saw the rise, rushed to ship, leaving their bags in safety, which is essentially the existence of speculative psychology.

In terms of sectors, PEEK materials, dairy industry, humanoid robots, food processing and manufacturing, Internet e-commerce, brain-computer interface, beverage manufacturing, community group buying, unmanned retail and other sectors were among the top gainers; Cultivation of diamonds, coal mining and processing, road and railway transportation, precious metals, China-South Korea Free Trade Zone, combustible ice, rubber products, port shipping, medical treatment and other sectors were among the top losers.However, it fell sharply after opening higher, and then fluctuated within a narrow range. At the close, the Shanghai Composite Index rose by 0.59% to close at 3,422.66 points. Shenzhen Component Index rose 0.75% to close at 10,812.58 points; Growth enterprise market index rose 0.69% to close at 2264.05 points; The Science and Technology Innovation 50 Index rose 0.75% to close at 1010.91 points.In terms of sectors, PEEK materials, dairy industry, humanoid robots, food processing and manufacturing, Internet e-commerce, brain-computer interface, beverage manufacturing, community group buying, unmanned retail and other sectors were among the top gainers; Cultivation of diamonds, coal mining and processing, road and railway transportation, precious metals, China-South Korea Free Trade Zone, combustible ice, rubber products, port shipping, medical treatment and other sectors were among the top losers.

Going high and going low, the mood of most investors is like a roller coaster, lost in thought. From the reason of high opening, it is nothing more than the emergence of favorable policies. At the heavy meeting on December 9, the meeting pointed out that the moderately loose currency next year; Boost consumption and improve investment efficiency.However, after the high opening, it went low, and it was still so large. This also shows that the repair of market confidence has not been completely completed. Some main players and retail investors, when they saw the rise, rushed to ship, leaving their bags in safety, which is essentially the existence of speculative psychology.In terms of sectors, PEEK materials, dairy industry, humanoid robots, food processing and manufacturing, Internet e-commerce, brain-computer interface, beverage manufacturing, community group buying, unmanned retail and other sectors were among the top gainers; Cultivation of diamonds, coal mining and processing, road and railway transportation, precious metals, China-South Korea Free Trade Zone, combustible ice, rubber products, port shipping, medical treatment and other sectors were among the top losers.