The camlockconsists of locking pin and locking arm on opposite edges. It isall plastic or steel and has great strength and no complicated ribsare needed.
 
The camlock is inlaid into panels during foaming. The panelscan be connected closely when you turn clock-wise the camlockby special tool which is provided with the cold storage. To expandthe volume of cold storage, you can simply remove the panel wheresize increasing is desired turning the camlock back from ourworks. It is easy to enlarge prefab cold-storages quickly.

At the same time, we can produce according to your given drawingsor samples.