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In the new energy track, the competition in some sub-sectors is fierce, and the hidden worry of overcapacity still exists. It is necessary to carefully select and identify those who hold the core technology and can break the dilemma of involution in order to stand firm.In the new energy track, the competition in some sub-sectors is fierce, and the hidden worry of overcapacity still exists. It is necessary to carefully select and identify those who hold the core technology and can break the dilemma of involution in order to stand firm.In the medical and medical sectors, the aging society is like a sword of Damocles hanging high, and the demand growth is certain. Although it lacks hot spots and its performance is dormant at present, it is like an unborn magic weapon in a sword casting furnace, lurking for a long time, waiting for the dawn of the industry to change, and the future will be able to draw the sword out of its sheath.