If you are quite concerned about buying the original charging equipment, if you are not very concerned about buying a slightly better quality on it, the quality of the sub-factory product can be seen how to see the packaging.
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As for whether the charging equipment of the auxiliary factory has damage to the IPAD, the products certified by Apple are generally no problem, if the quality of the product is very poor, the IPAD is really bad, there will be no charging, or voltage instability and other problems, thus affecting the battery life of the IPAD.