high-strength zipper upgrade

Tech & Electronics;

The existing zipper does not have the function of limited clip. When the zipper does not need to work, it is easy to slip and open the chain.

We are looking for companies with knowledge of the following requirements:

1. The existing zipper does not have the function of limited clip. When the zipper does not need to work, it is easy to slip and open the chain.
2. Research the modification technology of long carbon chain nylon resin to reduce the water absorption rate.
3. Develop the surface treatment technology of the zipper teeth and optimize the design of the slider with self-locking function.