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Quality is our priority. Our QC always attach great importance to quality control from the very beginning to the end of the production. Each production process will be carefully checked before packed.

Nurbo U Lock Series SL3331 D-Lock, 220mm, 12mm Diameter Shackle

Name: Nurbo U Lock Series SL3331 D-Lock, 220mm, 12mm Diameter Shackle
Brand: WENZHOU NAIBAO LOCK CO., LTD.
SKU: 2206380895

Zhejiang, ChinaWENZHOU NAIBAO LOCK CO., LTD.

US$2.58

2,000 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Type

Bicycle Lock

Material

Steel

Model NO.

SL3331

Color

Black

Lock Core

Zinc Alloy

Lock Type

U Lock

Brand

Naibao

Key

Brass Key

Packing

Bound Card

Transport Package

Carton

Specification

160X220mm

Trademark

Nurbo

Origin

Wenzhou, China

HS Code

8301400000

Production Capacity

300000 Pieces Per Month

Key features

Durable High Safety: Constructed with steel shackle and zinc alloy cylinder for maximum anti-theft protection.

Customizable Color: Available in Black color with options for customization from designs and samples.

OEM and ODM Service: Full customization, minor customization, and flexible customization services available.

Logo Printing Acceptable: Custom logo printing is supported for branding purposes.

Fast Sample Production: Samples ready in 4-7 days after deposit receipt, dispatched via DHL.

Strict Quality Control: 100% inspection including visual and function checks before packing.

Versatile Application: Suitable for bikes, electric bikes, motorcycles, and doors.

Standard Lead Time: Production lead time is 40 days for standard orders.

Company profile

Years of Export ExperienceFast DeliveryQuality Assurance

WENZHOU NAIBAO LOCK CO., LTD.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 17 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤9.25h

AI-Powered supplier vetting

SummaryThe supplier manufactures hardware products, metal tools, and smart-home consumer devices, with import/export activities. It reports 17 years of export experience, two production lines, inventory capability, and established customization and ODM/OEM services. R&D activity is supported by new products introduced during the past year, although no SDK is available. Quality assurance is reported, with three inspectors and written, consistently followed finished-product inspection instructions. Key control weaknesses include no continuous production quantity reconciliation, no standard outsourcing procedure, no valid contract with related subcontractors, and no written corrective/preventive-action records. The supplier has no overseas warehouses, branches, agents, showrooms, or offline trade-show participation. Financial information is identified for 2021–2023, but the provided slices do not establish financial strength.

Supplier typeThe supplier is a manufacturer and seller of hardware products, metal tools, and smart-home consumer devices, with import/export activities. Its description also states that products are exported to Russia, the UK, Australia, Mexico, and the Middle East, indicating an export-oriented manufacturing supplier.

After-Sales capabilityThe supplier reports a customer-complaint procedure, but it has no written records, and its corrective and preventive action mechanism has neither written procedures nor records. It also has no overseas agents, branches, warehouses, or showrooms, limiting evidence of structured after-sales support.

R&D capabilityThe supplier states that it introduced new products during the past year, provides ODM services, and emphasizes continuous product innovation. However, it has no available SDK, so its innovation support does not extend to SDK-based development according to the provided evidence.

Production capacityThe supplier operates two production lines, has inventory capability, and has 17 years of export experience. Nevertheless, it does not continuously reconcile production quantities, lacks a standard outsourcing procedure, and has no valid contract with related subcontractors, indicating process-control weaknesses.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization. These services are reported consistently across the R&D and design-capability records, providing clear evidence of broad customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands and exports products to multiple overseas markets, including Russia, the UK, Australia, Mexico, and the Middle East. However, no specific customer names, project details, or verifiable case descriptions are provided.

Product Q&A

Q:Can you produce products as customer designed?

Yes, certainly! OEM service is our main business.

Q:How to confirm the order with you?

Firstly, a drawing file is needed for reference, then the quotation will be given as soon as possible. Payment terms, lead time and other items would be negotiated followed, after that the order can be confirmed completely to go ahead to production.

Q:What's your Payment Terms?

The most common payment terms is: 30% T/T deposit when order confirmed, 70% balance payment against copy of B/L.

Q:What should I do if I have some other questions?

If you find yourself with additional queries, the best course of action is to reach out to us via email. Our dedicated team is always ready to assist and will respond to your message as promptly as possible. Whether you have concerns about our products, services, or any other aspect of our offerings, we are here to help. Simply send us an email, and we will do our best to provide you the information and support you need.

Q:How long does it take to make samples?

Normal for samples 4-7 days after receiving deposit. And it is also depends on each requirements. Samples are dispatched by DHL.