Trusted Manufacturer
12 years experience of manufacturing
Professional Team
Qualified R&D and sales team
Certified Quality
CE, FCC approved product
Our Products
Safety and security have always been the main concern and priority when choosing a lock. That is why Protem ensures that our products bring you the security and comfort that you deserve.
Narrow Body Lock---L10
Glass Door Lock--G20

Who we are
We’re just the professional manufacturer of Smart lock
We are a professional manufacturer of electronic smart lock start from 2009. We have served our partners in over 30 countries and help them to get success by developing the products to fulfill the market. We focus on Digital locks, Card lock, Fingerprint lock, Face identification lock, Finger Vein lock etc. In fact, the production equipments of lock has been upgraded in recent years, and Protemlock hope our advanced technology can inject fresh blood into this market.
Consumers deserve a better lock manufacturer.
- Professional
- Qualified team
- 100+ Facilities
- Top Quality
- Expertise
- 24/7Support
Why Choose ProtemLock

Qualified Engineer Team
30+ engineers with experienced both in electronics and door lock hardware
High Standard Production Facility
Full chain production equipments, including CNC machine, Metal Injection, Plastic Injection, Punching Machine, Welding, Polishing, SMT machine, Assembling, Testing equipment, etc.
Strict Quality Control
Protem testing laboratory has been equiped high accuracy and sensitive testing facility to ensure every lock from Protem will get 100% quality guarantee.
24/7 Support
Remote support Technician support

Testimonial
What the client say
Protemlock at Glance
Your trusted producer can be found here
FAQs: About Protem Smart Lock and Production
Protemlock has been desiging producing & selling electronic lock over 12 years and we have encountered all kinds of problems, here are the most important concerns of our customers before closing the deal.
Of course, but it is better to wait until the epidemic subsides. Now we support using ZOOM for online factory inspection.
For safety consideration, it is not allowed the managemnet remotely, all management opertaion should be near the lock. As a alternative solution, you still can share Temp Code or time limited E-Key to the guest by smart phone if needed.
All Protem products will under 2 years free warranty in regular conditions and after sale service during full life span
Regular order will delivery in 2weeks, The customized order will depends on the specific requirements, please contact us for details.
We acceptWestUnion, T/T, L/C.