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After the heat sink aluminum sheet is removed, it can be coated with thermal silicone and then glued on, and it needs to be fixed and can continue to be used. First, use the silicon grease used on the CPU heat sink to evenly coat the motherboard chip, and then glue the heat sink on, and finally find a way to fix the heat sink on the line. Generally, there is a buckle, and the card is fixed on the motherboard.