Lock purchase1

4. taking into account the situation of family members considered whether there are elderly, children or the disabled, select allow him (her) using the product.

5. consider economic bear capacity combined family economic status, economic ample of can purchase high-end of products, economic owes ideal of can select grade lower of products, but note regardless of select high-end or low-grade of products, are to consider production enterprise of strength whether strong, quality whether stable, recommends select has quite visibility enterprise of products, avoid caused money Shang of loss and the to daily brings not necessary of trouble and troubled.

6. consider the dealer's reputation and service standards to prevent dealers from its own interests, and recommended a number of counterfeit, fake and shoddy goods to consumers.