求翻译：我们保证本公司之产品选料上乘，做工精良，如用户在正常情况使用下，发现该产品有任何缺陷可凭此保证书要求本公司更换是什么意思？

We guarantee our products high quality material, workmanship, such as the user under normal use conditions, found that the defect in the product may require the Company by virtue of replacement warranty

We guarantee that the products of the company quality ingredients, such as a user at work well-equipped, under normal circumstances, the product was found using any defects can be requested by virtue of that guarantee the company replacing

We guaranteed product of the this company chooses the material excellent, works excellent, if the user under the normal condition use, discovered this product has any flaw to be possible to depend on this written guarantee to request this company to replace

We guarantee that the company's top product materials, work well, such as a user under normal conditions using, find any defects in the product by virtue of this guarantee requires the company to replace

We guarantee our products high quality material, workmanship, such as the user under normal use conditions, found that the defect in the product may require the Company by virtue of replacement warranty