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Product profile
Customization
AvailableAfter-sales Service
5 YearsWarranty
5 YearsModel NO.
TK SeriesMaterial
BrassType
Lock Cylinder Turn KnobLock Cylinder Level
Supper BLock Cylinder Style
European StyleLock Body Structure
Multiple BoltLock Body Type
QuadKey Type
Single Row Anti Dialing KeyKey Functions
Master KeyKey Level
CSurface Treatment
ElectroplatingAvailable Material
Brass, Zamak, AluminumTransport Package
Carton BoxTrademark
GMBOrigin
ChinaHS Code
83013000Production Capacity
10, 000, 000 PCS/YearKey features
Premium Material Options: Available in Brass, Zamak, and Aluminum for diverse durability needs.
High Security Level: Features Super B cylinder level and C key level with anti-dialing technology.
Master Key System: Supports master key functionality for efficient multi-door management.
Durable Construction: Robust quad lock body structure with multiple bolts for long-lasting use.
Versatile Application: Suitable for commercial, residential, office, and hotel door locks.
5-Year Warranty: Comprehensive 5-year warranty and after-sales service coverage.
European Style Design: Sleek and elegant appearance that blends seamlessly with any decor.
Easy Operation: Simple twist mechanism ensures hassle-free locking and unlocking.
Company profile
Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-04-09Nearest Port: ShangHaiAverage Response Time: ≤1.44hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CIF
AI-Powered supplier vetting
SummaryGMB demonstrates broad customization, active product development, documented quality and supplier-service procedures, and 100% finished-product inspection. It reports ISO9001:2015 and ISO14001 management certifications, ERP-based operational management, complaint-handling procedures, and five R&D engineers. The supplier also reports OEM service for well-known brands and participation in the 137th China Import and Export Fair. However, it lacks raw-material traceability, overseas showrooms, overseas agents or branches, ODM services, SDK availability, and CRM/SAP integration. Financial records are indicated for 2022–2024, but the provided information does not include substantive financial performance figures, so financial credibility cannot be fully assessed.
CertificationsThe supplier reports ISO9001:2015 and ISO14001 management-system certifications, plus other product-compliance and sustainability certifications. The specific scope and validity of the additional certifications are not provided.
After-Sales capabilityThe supplier states that it provides best after-sales service, has documented corrective/preventive-action procedures, and maintains a documented customer-complaint process. However, it has no overseas showroom or overseas agents/branches, limiting demonstrated overseas service coverage.
R&D capabilityThe supplier reports new products launched in the past year, five R&D engineers, technical R&D support, and extensive design customization. It does not provide ODM services or an SDK, which limits the demonstrated scope of innovation-related offerings.
Production capacityProduction and quality operations are supported by 100% finished-product inspection, four quality assurance/control inspectors, documented supplier-service procedures, ERP integration across production and logistics, and quality-assurance processes. The absence of raw-material traceability is a stated production-control weakness.
Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. These repeated capabilities provide clear evidence of broad customization support.
Client casesThe supplier reports OEM service for well-known brands and participation in the 137th China Import and Export Fair. It reports no cooperation with Fortune 500 companies, and no specific customer names or project details are provided.
Product Q&A
Q:What materials are available for this lock knob?
A:
The lock cylinder turn knob is available in Brass, Zamak, and Aluminum.
Q:What is the security level of the lock cylinder?
A:
It features a Super B lock cylinder level and a C key level with single row anti-dialing keys.
Q:Does this lock support a master key system?
A:
Yes, the key functions include master key capability for convenient access management.
Q:What is the warranty period for this product?
A:
We provide a 5-year warranty and after-sales service for this lock cylinder turn knob.
Q:What is the average lead time for production?
A:
The lead time is 1-3 months during peak season and one month during the off-season.
Send Inquiry
*To:
Wuxi GMB International Corporation
Wuxi GMB International Corporation*Content:
Supplier replies will be sent to your registered email
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