The IoT opens up a new world of business opportiunity. We develop a smart key solution to help traditional lock model integrating into the new connected model, our patetnet connection algorithm which lead our traditional locking mechanism into new era of shareable security concept.

Classic Locks

We have been in this industrial for over 35 years, solid and rich experiences in design and manufacturing variety of locks, or we could customized your lock products.


Hong Kong: (852) 2180 0823
United State: 1(312) 339 9699


Unit 1307, 57-59 Au Pui Wan Street
Fo Tan, Shatin
Hong Kong

3409 S. Racine Ave
Chicago IL 60608
United State


CRG - Our Hardware Application Partner