Can we get your sample?

Of course. But I am sorry to say that you need to be charged with the freight and sample cost. After all, only a paid sample is valuable and precious.

Can I see your certification?

Of course. Because our certification is numerous, we can not display evey one, we will give you at any time when you ask for it.

Could I visit your factory or office?

Sure, just please tell us in advance, if our time is available, we can pick you up in case you don't know the road to our office or factory.

Good Quality Heavy Floor Spring Directly From Factory with Double Cylinder

Name: Good Quality Heavy Floor Spring Directly From Factory with Double Cylinder
Brand: Guangzhou Lockvel Security Technologies Co., Ltd.
SKU: 706025311

Guangdong, ChinaGuangzhou Lockvel Security Technologies Co., Ltd.

US$125.00-145.00

20 Sets

Product profile

Customization

Available

Material

Stainless Steel

Type

Embedded

Model NO.

FS5300

Installation Type

Concealed Installation

Function

Stop, Delay

Standard

European Standard

Remote Control

Without Remote Control

Door Width

1400mm

Door Weight

300kg

Usage

Market, Fire Exits, Home, Hotel, Office, Hospital, School

Color

Silver

After-Sale Service

Online Technical Support

Application

Frame Door / Plate Door / Glass Door

Weight

8.9kg

Payment Term

30% Deposit, 70% Tt Balance

Delivery Time

40-50days

Transport Package

Inner Box Bubble+Outer Carton Box

Specification

38*17*11.5cm

Trademark

LOCKVEL

Origin

Guangzhou, China

HS Code

8302600000

Production Capacity

50000 Sets/ Month

Key features

Premium 304 Stainless Steel: Constructed from durable 304 stainless steel for long-lasting performance.

Heavy Duty Capacity: Supports doors up to 300kg weight with a maximum width of 1400mm.

Adjustable Closing Speed: Features continuously adjustable closing force, speed, and latching action.

Hold-Open Function: Available version holds door open at a 90-degree angle.

European Standard Certified: Complies with EN 1154, EN12209, EN1527, and ANSI A156.13 standards.

500,000 Cycle Tested: Rigorously tested for over 500,000 cycles to ensure reliability.

Versatile Applications: Suitable for markets, fire exits, homes, hotels, offices, hospitals, and schools.

Online Technical Support: Provides dedicated online technical assistance for after-sales service.

Company profile

High Repeat Buyers ChoiceSelf-branded

Guangzhou Lockvel Security Technologies Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2018-03-05Nearest Port: Guangzhou portAverage Response Time: ≤8.42hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, CIF, FAS, DDP, EXW, Others

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization and ODM/OEM capabilities, supported by product development activity and design tools. It reports production-related infrastructure, inventory capacity, valid contracts with associated subcontractors, and lead times within 15 working days in both peak and off-season periods. Quality assurance is reported, with two inspectors and several testing facilities; however, finished-product inspections and corrective/preventive actions lack written records. Innovation evidence is mixed: the supplier has developed new products and offers ODM services, but reports zero patents and no available SDK, while formal R&D audit documentation is unavailable. Export experience is established, but overseas service infrastructure is limited, with no overseas branches, agents, warehouse, showroom, or trade-show participation. Certification, after-sales service, and customer-case evidence are insufficiently documented.

Supplier typeThe supplier operates as a manufacturer offering OEM and ODM services, customization, inventory support, and export services. It has exported for six years, with exports representing 11%–20% of total sales, but has no overseas branches or agents.

After-Sales capabilityThe supplier has a clear customer-complaint handling procedure with followed records, which supports complaint-response capability. However, no broader after-sales service scope, overseas service network, branch, agent, warehouse, or showroom is reported.

R&D capabilityThe supplier reports new product development during the past year, ODM services, and R&D design using PS, AI, and CAD. Countervailing limitations include zero patents, no SDK, and no R&D design input, output, review, verification, or validation documents available for audit.

Production capacityProduction capability is supported by assembly and product-life testing equipment, a stated production base across several locations, inventory capacity, valid manufacturing contracts with associated subcontractors, and lead times within 15 working days in both peak and off-season. The inspection process has instructions but no written records, limiting process-documentation strength.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization. Its R&D engineers develop products according to customer requirements, indicating broad customer-specific design support.

Product Q&A

Q:Are you a OEM or ODM company?

In a word, we specialize in devising, manufacturing and trading.

Q:Could we obtain your product in other place except in GuangZhou?

Of course, our distributors spread in every corner of china. Such as, Changsha, Kunming, Shanghai, Shenzhen etc.

Q:Have your company involved foreign trade before?

Sure, our products are highly appreciated in europe, north american and southest asian markets. Although our company are giving priority to domestic markets at present, oversea markets will be the focus of our work in near future.

Q:Why do I choose you?

Our company lay stress on the product quality contruction, moreover, mutal benefit and credit transaction is our company's core philosophy, furthermore,we have a series of professional certificate.

Q:How do your company manage your production site?

We strictly implement the 5S management (SEIRI,SEITON,SEISO,SETKETSU,SHTSUKE), which can improve product quality, reduce deffective rate efficiently.