product maintenance:

1, special attention is, in the absence of paint before opening the lock until the paint is dry installation. Don't install it before the paint gets dry. The volatile gas of paint will reduce the service life of the lock.

• 2, in his door lock switch, it is best to hole the handle lock tongue into the lock, closed the door and then let go, don't bang the door, otherwise it will reduce the service life. Lock after a period of time, may not be opened smoothly, do not go to mechanical oil, fines talcum powder or pencil can slide in the core.

  3, in addition, do not use wet cloth to wipe the lock and handle, because some metallic lock will rust; lock alloy material will lose coating worn, beautiful appearance.

  4, should prevent erosion of acid alkali salts, can make the door stain.

• 5, payment

• by Alipay to pay payment process, payment please prepare correct payment, we will arrange delivery to you

• 6, the return policy

• shop sold the goods if there are quality problems can be returned within 7 days. If the buyer has found to have quality problems, to provide proof to the case of the packaging intact, does not affect the sales of the premise, can be returned. This shop all goods are taken in kind, the owner as much as possible to fully reflect the real picture, but the picture and real inevitable errors, if there are slight differences in goods and pictures, please forgive me also. Please sign you need inspection, the goods in question, please contact me or refused, I will handle for you! After signing (whether colleagues, family members, guards), that is, the goods in good condition, the number of goods, the number of damage and the number of goods, because they can not determine what causes, we will no longer be responsible for! Please cooperate with the buyer, thank you!