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This is a video to demonstrate how to use the On-door Code-Change System of our product DL3815. The code "479" was being changed to "368".
** Posted by admin on 12Jun2015
This is how we tested the durability of our code lock DL3773. We had repeated the cycle for more than 100,000 times until the angle between the handle and the lock body was not perpendicular.
** Posted by admin on 08Jul2015
This video is showing the Computer Numerical Control (CNC) drilling machine used in the production process of interchangeable core padlock.
** Posted by admin on 24Jul2015
This video is showing the mass production of window fittings by die-casting. The material used for this item was aluminium alloy.
** Posted by admin on 27Jul2015