### Chinese: 2.非产品本身质量问题，由于买家选错型号及其他因素需要退换货，在不影响产品本身功能没有问题及不影响二次销售的，本店支持除运费外的免费退换货服务，来回运费运费需要买件承担。
### English: 2. Non-product quality issues, due to the buyer's selection of the wrong model and other factors need to return, in the product itself does not affect the function of no problem and does not affect secondary sales, the store supports free return service in addition to shipping costs, round-trip shipping costs need to buy the pieces bear.
### Errors: There is a major error at "Non-product". There is a major error at "buyer's selection of the". There is a major error at "model and". There is a major error at "factors need to return, in the product itself does not affect the function of no problem and does not affect secondary sales". There is a major error at "return service in". There is a major error at "to". There is a major error at "costs, round-trip shipping costs need to buy the pieces bear".

### Improved English: 2. If you need to exchange or return the products due to reasons other than the quality of the product itself, such as the buyer choosing the wrong model or other factors, our store supports free exchange and return services under the condition that the function of the products or a second sale is not affected, and the shipping fee back and forth shall be borne by the buyer.