Smart Door Locks Manufacturer
in China with One-Stop Service
Hotel Lock & Cabinet Lock OEM
SRN Lock is one of China’s leading smart door locks, hotel locks, home door locks, and smart cabinet locks manufacturers and suppliers.
We strive for 100% customer satisfaction and top-quality products at low prices.
Quality
High-quality assurance
3 years warranty
Free Parts
Provide 1% free spare parts
Free samples for bulk orders
Fast Delivery
2-7 days fast delivery
Door-to-door service
Service
7Dx24H whole lifetime
Online technical support
What Can SRN LOCK Provide for You?
From locker doors to hotel rooms, SRN LOCK delivers all-in-one smart security for your hotel, gym, school, or home projects — fast, reliable, and factory-direct.
RFID Hotel Door Lock
Provide a one-stop hotel whole system solution for your hotels projects.
Bluetooth Keypad Door Lock
Realize the remote control for Airbnb, apartment, villa, etc, with Bluetooth App.
High-end Home Door Lock
Provide high security and convenience to your home. With Face recognition, app, etc.
RFID Cabinet Lock
Widely used for gym, spa, home, office, store, cabinet doors, and drawers.
Hotel Management System
Integrated Hotel System Solutions — All from One Source. Free software supply.
Access Control System
Full-Range Access Control Products – One Supplier, Complete Solution.
Wants To See More Products?
Contact us now to get more information about our smart locks and services.
Start a win-win business from here!
Why Choose SRN LOCK as Your Smart Lock Manufacturer?
Quality Assurance
Certificated products with a 3-year free warranty for all the main lock parts. Over 5 times of inspection during production.
Fast Delivery
Factory-direct fast delivery for sample and bulk orders, with a lead time of 2-7 days or less.
VIP Service
We also provide full 7D/24H online technical support and customer service.
Professional Craftsmanship
Our 14 years of experience in the locks field speak for themselves. All our team members are highly skilled and talented.
Economical
We guarantee you the affordable price and the highest quality among all manufacturers.
Customization Capability
We can provide OEM services, including adjusting the locks’ colors, opening ways, logo printing, etc.
Our Happy Partners
You Can Always Trust SRN LOCK
With over 14 years of producing & exporting smart locks and rich experience of serving large-scale and professional customers, SRN LOCK has become a trustworthy partner for worldwide customers. By choosing SRN LOCK, you gain more than a supplier — you gain a stable, efficient, and low-risk path to winning the lock market, backed by consistent quality, strong production capacity, and professional system support.
Premium Quality In Our Lock Factory
SRN TECH is a certified ISO 9001 smart lock manufacturer based in China, specializing in a full range of smart locking solutions. With a dedicated team focused on innovation and quality, we continuously develop new products to meet the evolving needs of the global market.
We take pride in delivering high-quality locks at competitive prices, backed by reliable service and professional support.
SRN LOCK Certificates
Qualified by CE, FCC, RoHS, etc. Ensured we provide you the steady products for years, with very low after-sales problem rates.
Choosing our products, you can get high customer satisfaction and save more after-sales time & cost.
— Contact us for certificate details or testing reports —
Smart Locks Project Show
We provide a wide range of smart locks and integrated system solutions to meet the needs of hotels, homes, offices, and commercial projects. Contact us to get your own project solution for the Hotel/Apartment /Gym /Locker/School/Office, etc.
















Assistance support on
one-stop-solution
adapted to every project
They Are Happy to Work With Us...
When you choose our RFID locks, you’re choosing a reliable partner who understands your security challenges and is here to support you every step of the way.
How Can We Help You?
Below you’ll find answers to the questions we get asked the most about smart SRN LOCK.
Do you provide spare parts for your products?
We provide 1% free spare parts for all bulk orders.
Contain main boards, master cards, power supply boxes, etc.
What is your minimum order quantity?
There is no minimum quantity required for most products.
Of course, if the quantity is large, the price will be more favorable.
What's your warranty term?
We provide a 3-year free warranty for the main parts of the lock.
Lifetime 7D x 24H online technical support for all customers.
Do you provide OEM or ODM?
Yes, we have a professional R&D team to meet your customized needs for lock projects.
Such as printing customized logos and packaging for you.
How long is the normal delivery time ?
2~3 days for samples and small orders;
3~10 days for bulk orders. Rush order is acceptable without a rushing fee.
How can I place orders?
Step 1: Fill in the bottom chart to get a free quote.
Step 2: Confirm the solution with a quote.
Step 3: Make a deposit, and we start production.
Your security upgrade is just one step away...
Contact us by filling out the form or emailing us directly for a quick response within 0.5 days.