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Hot spot outlook:Market index:The support level is around 3400.

Near the strong support level 2230,If you open lower, choose the opportunity to be bold and low-sucking, and after pulling up, throw it high to make a positive T.

It is expected to open low and go high, bottom out and rebound, and the bulls will stand firm at 3450 points.Near the pressure level 3450;Science and technology-new quality generation, new energy, military industry, special evaluation, big finance, medicine and medical care, should be good.