1. Choose a big brand. With the popularity of the lithium battery industry, there are many small enterprises or workshop factories speculating in this industry, which also causes the products of lithium iron phosphate batteries to be mixed, and it is difficult to distinguish between true and false. LiFePO4 lithium batteries ，The quality of its products is basically not guaranteed. The easiest way is to choose a big brand
2. Check whether it conforms to the national standard. The national standard is the standard to ensure quality. If the product does not have a standard for this implementation standard, it can basically be ignored.
3. Look at the qualifications of the manufacturer, look at the scale of funds, and secondly see if there is an official website and official account. If a company does not even have its own official website or official account, it does not need to be considered.
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