Anti-technology break, high-security promise with C-level lock cylinder.
Cannot be opened even though the panel was broken.

Virtual Password:
Add any numbers before and after the real password.
For example:
the real password is 123456, then you can enter 81241234568720.

Q:What certificate you have?
A:We have CE and UL cerfificate, all our product design follow up the international standard, such as the EN/CE, UL, ANSI standard.
Q :  Do you accept OEM or ODM?
A:  Yes, We are professional in OEM and ODM.  now , Cooperating with famous brands for OEM & ODM.
Q: Do you have quality system?
A:Yes, we have. We have set up our quality system and well controlled our production quality as per
the instructions and requirements in it and well-control each procedure throughout the mass-production.
Q:  What's the guarantee of your products?
A :  5 Year Mechanical Guarantee. 
Q:  What's the stainless steel Grade you are working now?
A:  We are working mostly in SUS304 and SUS316, some items can be SUS201 as well.
Q:  Could you send me sample before I place an order?
A: Yes, offer 3 pcs free samples for your evaluation, you provide the Courier account for freight collect.
Q:  Are your company factory or trading company?
A:  We are a SGS Audit factory, over 10 years manufacturing experience in architectural hardware.
Q:What is your payment terms ?
A:T/T, D/P, Western Union, L/C
Q: How can I get the latest prices?
A:  Send requirements to us by mail or calling , we will reply you in 24 hours. D&D offer not only door hardware product but also Door Opening Solution.