Do you offer OEM and ODM services?

Yes, OEM and ODM services are available with customization from samples or designs.

What is the minimum order quantity?

The MOQ is 500 pieces for customized orders.

How long does shipping take?

It typically takes about one month for the vessel to arrive at the destination port.

Power Springs for Door Closer Patch Bottom Floor Spring Door Hinge

Name: Power Springs for Door Closer Patch Bottom Floor Spring Door Hinge
Brand: Zhaoqing Gaoyao Jinhuida Hardware Products Co., Ltd.
SKU: 2215123825

Guangdong, ChinaZhaoqing Gaoyao Jinhuida Hardware Products Co., Ltd.

US$18.00

300-999 Pieces

US$17.90

1,000+ Pieces

Sample price:US$18.10/piece.Request sample

Product profile

Customization

Available

After-sales Service

24 Hours Online

Warranty

3 Years

Model NO.

JL-7300

Material

Stainless Steel

Type

Embedded

Installation Type

Floor Mounted

Function

Buffered

Standard

Chinese Standard

Remote Control

Without Remote Control

Door Width

1300mm

Door Weight

130kg

Usage

Hotel, Office, Hospital

Color

Black

Cover Pate Material

201ss/ 304ss/ 316ss

Cover Plate Thickness

1.0mm/ 1.2mm

Body Material

Casting Iron

Cement Box Material

Iron

Finish

Satin or Mirror

Accessory

Optional

Logo

Punch and Silk Print

MOQ

500 PCS

OEM/ODM

Available

Transport Package

Inner Box+Outside Carton

Specification

320*130*42mm

Trademark

JIANLAI

Origin

China

HS Code

8302600000

Production Capacity

100000PCS Per Month

Key features

Durable Stainless Steel: Cover plate available in 201SS, 304SS, and 316SS for superior corrosion resistance.

High Load Capacity: Supports doors up to 130kg with a width of 1300mm.

Long Lifespan: Tested for 500,000 cycles with a 3-year warranty coverage.

Flexible Hold-Open: Offers hold-open angles of 90 and 135 degrees for versatile usage.

Customizable Finish: Surface finish options include Satin or Mirror to match interior design.

OEM/ODM Service: Full customization available from samples or designs with logo printing.

24/7 Online Support: Dedicated after-sales service team available 24 hours a day.

Rigorous Quality Control: 100% inspection including visual, function, and salt spray testing.

Company profile

High Repeat Buyers ChoiceCustomization from SamplesODM ServicesStandardized quality control

Zhaoqing Gaoyao Jinhuida Hardware Products Co., Ltd.

Guangdong, 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: 10 Years CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤3.62h

AI-Powered supplier vetting

SummaryGaoyao Jinhuida Hardware Products Co., Ltd. has operated in the industry for 20 years and manufactures floor springs, door handles, and shower hinges. It reports an R&D center, testing system, recent new-product development, ODM/OEM services, multiple customization options, and OEM service for recognized brands. Production capacity is substantial for the listed products, with exporting experience since 2012 and stated export sales participation of 21%–30%. The supplier also reports ISO9001:2015 certification, documented corrective-action and complaint-handling procedures, and testing against national standards. However, it reports no quality assurance capability, no in-stock capability, no overseas warehouse, showroom, agent, or branch, no offline trade-show participation, no valid manufacturing-capacity contract with related subcontractors, and no available SDK. Customer cases and detailed financial performance are not sufficiently evidenced.

Supplier typeThe supplier is a hardware manufacturer with 20 years of industry experience, its own brands, production equipment, production lines, an R&D center, and a testing system. Its stated products include floor springs, door handles, and shower hinges, and it exports through both agency channels and its own import/export rights.

CertificationsThe supplier states that products enter production after rigorous testing and reaching national standards, and it reports an ISO9001:2015 certificate. These statements provide explicit evidence of quality-system certification and standards-oriented testing, although no other certifications are identified.

After-Sales capabilityThe supplier describes pre-sale, sales, and after-sales service supported by qualified technical staff and marketing networks. It also reports documented procedures and records for customer complaints and corrective/preventive actions, but separately reports no quality assurance capability.

R&D capabilityThe supplier reports an R&D center, a detection system, new products during the past year, ODM capability, and multiple R&D customization modes. It also explicitly reports no available SDK, which limits evidence of software-development support but does not negate the stated hardware R&D capability.

Production capacityThe supplier reports advanced production equipment and lines, annual capacities of 500,000 floor springs, 400,000 door handles, and 400,000 shower hinges, plus one-month average lead times in both peak and off-season. Nevertheless, it reports no valid manufacturing-capacity contract with related subcontractors and no in-stock capability; the stated production data still supports manufacturing capability.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, alongside ODM services and OEM production. It also reports OEM service for recognized brands, providing direct evidence of broad customization and contract-manufacturing capability.