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Heavy Duty Trailer Coupler Lock, Theft Coupler with Flat Lip Design, Push-and-Lock System Trailer Hitch Locks with Keys
US$0.10-3.00
200 Pieces
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableDoor Lock Part
LockType
Auto Lock SetMaterial
SteelLock Core Type
European StyleSteering Wheel Lock Type
T TypeIgnition Lock Type
T TypeBrand
OEMD/T
30 Days After Order ConfirmationSurface
Galvanized or OthersTesting
QualityTransport Package
Carton, Pallet, Bags or OthersTrademark
Grand ForingOrigin
QingdaoHS Code
73269090Production Capacity
50000/MonthKey features
Durable Steel Construction: Made from high-quality steel for heavy-duty performance and long-lasting durability.
Galvanized Surface Finish: Offers superior corrosion resistance with galvanized or self-color surface options.
Customized Surface Options: Surface finish can be customized to meet specific customer requirements.
Free Sample Availability: Samples are provided free of charge, with freight costs covered by the customer.
OEM and ODM Services: Full OEM and ODM services available to support custom branding and design needs.
30-Day Lead Time: Standard delivery time is 30 days after order confirmation for both peak and off-peak seasons.
Comprehensive Quality Control: Strict quality control includes design, incoming inspection, dimensional checks, and tensile tests.
Established Manufacturer: Factory with nearly 30 years of experience in forging and manufacturing trailer accessories.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2020-08-01 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤24h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryQingdao Grand Forging Co., Ltd. is a China-based limited company in Qingdao, Shandong, focused on forged trailer, automotive, power-fitting, and rigging parts. The provided information indicates six friction-press production lines, supporting machining and welding equipment, integrated product development through finished-product production, and exports to more than 20 countries, primarily in Europe. It reports ISO 9001:2015 certification, design and incoming quality controls, dimensional and tensile testing, and pre-delivery inspection. The supplier states that it provides OEM services and responsive after-sales support. Evidence is insufficient to assess financial credibility, and no specific customer names, orders, or case studies are provided. Some company-profile data is inconsistent regarding establishment timing, company type, and employee count, so these details should be verified separately.
Supplier typeThe supplier is identified as Qingdao Grand Forging Co., Ltd., a China-based limited company in Qingdao, Shandong, associated with manufacturing and trade in automotive, motorcycle, transportation, and forged parts. Its stated product scope includes trailer parts, auto parts, power fittings, and rigging parts, while one record labels the company nature as a trading company; therefore, it is best characterized as a combined supplier with manufacturing capabilities and trade activity.
CertificationsThe supplier reports holding an ISO 9001:2015 certificate. This is explicit evidence of a quality-management certification, although the provided slices do not include the certificate number, issuing body, validity period, or scope.
After-Sales capabilityThe supplier explicitly states that it provides attentive after-sales service, actively handles product follow-up problems, and resolves customer concerns. This supports an affirmative assessment of stated after-sales capability, although no service metrics or documented cases are provided.
R&D capabilityThe supplier states that it conducts new-product development and design, mold production, and finished-product manufacturing with integrated and independent production capability. It also reports supporting equipment such as CNC lathes and machining centers; however, the provided information does not quantify R&D staffing, patents, or recent innovations.
Production capacityProduction capability is supported by six friction-press lines ranging from 160T to 1000T, additional welding and machining equipment, a reported 4,300 m² manufacturing plant, and one-month lead times in both off-peak and peak seasons. The supplier also states that it has integrated production from development and mold production through finished products and exports to more than 20 countries.
Customization capabilityThe supplier explicitly describes itself as a professional OEM supplier and states that it handles new-product development, design, mold production, and finished-product manufacturing internally. These statements directly support customized-product capability, though no specific customization examples or tooling specifications are supplied.
Product Q&A
Q:Are you a factory or a trading company?
A:
We are a factory. We have been focused on forging nearly 30 years.
Q:How do you control your quality?
A:
1: Design control 2:Incoming inspection 3:Dimensional control 4:Tensile tests 5:Quality inspection before delivery
Q:What is the lead time for orders?
A:
30 days after order confirmation.
Q:Is the sample free of charge?
A:
Yes, the sample is free of charge, but freight is covered by the customer.
Q:What payment methods do you accept?
A:
We accept LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.
Send Inquiry
*To:
Qingdao Grand Forging Co., Ltd.
Qingdao Grand Forging Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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