1.It is also a key point when the installation of locks, strictly accordance with the product manual for recognize installation center distance, the applicable scope and the opening method of the locks.Special attention should be paid to:lock cannot be installed on the humidity larger wood door to prevent the corrosion of harmful substances.
2.Locks in the process of normal closing, it is better to hold the hand of the lock tongue precession lock body, close the door and then let go, do not hit the door, otherwise it will reduce the service life. Do not use wet cloth to wipe the lock body and holding hands, because some of the metal locks will rust;Alloy material film of locks will wear off, lost and beautiful look.
3. Often keep the lock body transmission parts with lubricants to maintain its smooth transmission and prolong service life.The proposal checks once half year or one year, at the same time, check the fastening screw loosening, to ensure that the fastening.
Q: Can you provide OEM service?
A: Yes, of course we can provide OEM service. We can manufacture according to your requirements..
Q: How long is your delivery time?
A: Generally it is 15-20 days if the goods are in stock. or it is 30 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but you just only pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.