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Premium Padlock Manufacturing Since 2000

Trusted by distributors and retailers worldwide. High-security, durable, and corrosion-resistant padlocks made in China with precision engineering and 100% quality assurance.

About KeeperLock

Pujiang Baoer Locks Factory Co., Ltd. has been a leading manufacturer of high-quality padlocks since March 2000. Located in Zhejiang Province, China, we specialize in brass, aluminum, iron, and stainless steel padlocks for global distribution.

22+
Years of Experience
60+
Skilled Employees
6M+
Annual Production
100%
Quality Assurance

Our Commitment to Excellence

Since our founding, we've adhered to the principle of "doing every lock with your heart." Our team combines advanced technology, first-class craftsmanship, and efficient management to deliver reliable, secure, and durable locking solutions.

With over 3,000m² of manufacturing space and a strong R&D department, we can customize products based on your drawings or samples. Our testing lab is equipped with electric surface Rockwell hardness testers, salt spray testers, tensile testers, torque testers, and lock life testers to ensure every product meets international standards.

Our padlocks are exported to Europe, America, Southeast Asia, and beyond — trusted by businesses and consumers who demand performance and value.

Our Products

From heavy-duty brass padlocks to lightweight aluminum models, our range includes security solutions for every application — residential, commercial, industrial, and outdoor use.

Brass Padlock

Heavy-Duty Brass Padlock

Thickened lock body, pry-proof, smash-proof, and anti-open design. Ideal for high-security environments.

  • Solid brass construction
  • Corrosion-resistant plating
  • Waterproof & rustproof
Aluminum Padlock

Rekeyable Aluminum Padlock

Colorful aluminum body with solid brass cylinder. Rekeyable for flexible access control.

  • Lightweight & durable
  • Rekeyable mechanism
  • Weather-resistant
Iron Padlock

Mini Iron Padlock

Compact grey-painted iron padlock with plastic-coated aluminum options. Affordable and reliable.

  • Budget-friendly
  • Indoor/outdoor use
  • Key alike available
Stainless Steel Padlock

Waterproof Stainless Steel Padlock

High-grade stainless steel with superior rust and weather resistance. Perfect for marine and outdoor use.

  • Marine-grade materials
  • Salt spray tested
  • Lifetime corrosion protection
Rectangular Padlock

Rectangular Brass Padlock

Hardened steel shackle, anti-cut, anti-saw. Brushed brass finish with chamfered edges for comfort.

  • Reinforced shackle
  • Ergonomic design
  • High-security applications
Square Key Brass Padlock

Square Key Brass Padlock

Classic design with thickened body and surface plating. Waterproof and rustproof for long-term use.

  • Traditional key system
  • Durable plating
  • Master key options
Laminated Padlock

Heavy Duty Laminated Padlock

Multi-layered steel construction for maximum resistance to cutting, drilling, and prying.

  • Anti-drill protection
  • Reinforced lock cylinder
  • Ideal for construction sites
Combination Padlock

Brass Combination Padlock

No keys needed. Secure 4-digit combination lock with solid brass body and weather-resistant seals.

  • Keyless convenience
  • Resettable combination
  • Tamper-resistant design

Why Choose KeeperLock?

In-House Manufacturing

We own our factory, allowing us to control quality, reduce costs, and offer competitive wholesale pricing without middlemen.

Rigorous Quality Testing

Every product undergoes strict testing for hardness, corrosion resistance, torque, and lifespan to ensure reliability.

Customization Available

Our R&D team can develop and produce locks based on your samples or technical drawings — perfect for private labeling.

Global Shipping

Convenient access to Ningbo and Shanghai ports ensures fast, reliable sea freight to any country in the world.

High-Security Standards

Our padlocks are designed to resist prying, smashing, cutting, and drilling — trusted in high-security environments.

International Compliance

Our products meet international standards and are exported to Europe, North America, Southeast Asia, and more.

Trusted by Distributors Worldwide

22+
Years in Business
6M+
Locks Annually
60+
Employees
3000m²
Factory Area

Frequently Asked Questions

Are you a manufacturer or trading company?

We are a professional manufacturer. Pujiang Baoer Locks Factory was founded in March 2000 and has over 60 employees and 3,000m² of production space in Zhejiang, China.

Can you customize padlocks based on our design?

Yes. We have a strong R&D team and can develop and produce products according to your drawings or samples, including custom logos, packaging, and keying systems.

What is your minimum order quantity (MOQ)?

MOQ varies by product type, but we are flexible and can accommodate small trial orders. Contact us for specific details.

How do you ensure product quality?

We have our own testing lab with advanced equipment including salt spray testers, hardness testers, torque testers, and lock life testers to ensure 100% quality assurance.

What are your main export markets?

Our products are exported to Europe, North America, Southeast Asia, and other global markets. We comply with international standards.

Get in Touch

Ready to start a partnership? Contact us directly through our official website for pricing, samples, and customization options.

Contact Information

NO.66, Baoer Road, Pujiang Economic Development Zone, Pujiang County, Zhejiang Province, 322200, P.R.China

+86-579-84338111

info@keeperlock.com

sales@keeperlock.com

export@keeperlock.com

keeperlock@163.com

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