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Adjustable Sliding Arm Heavy Duty Automatic Door Closer for Residential Building

Name: Adjustable Sliding Arm Heavy Duty Automatic Door Closer for Residential Building
Brand: Wenzhou Liwang Hardware Technology Co., Ltd.
SKU: 2123326005

Zhejiang, ChinaWenzhou Liwang Hardware Technology Co., Ltd.

US$6.40-7.50

500 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

24 Month

Warranty

1 Year

Model NO.

Material

Aluminum Alloy

Type

Door Closer

Installation Type

Standard

Function

Stop, Fixed, Delay, Adjustable, Buffered

Standard

American Standard

Remote Control

Without Remote Control

Door Width

750

Door Weight

15-30kg

Usage

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

Color

Silver

Name

Door Closer

Adjustable Closing Section

Two Speed (Closed-Door Segment, Locked Section )

Hold -Open

Optional (with Hold Open Slide Arm)

Sample

Available

Transport Package

Carton

Specification

142*126*19mm

Trademark

according to drawing

Origin

China

HS Code

8301400000

Production Capacity

200000pieces/Month

Key features

UL Listed Certification: Complies with UL file No. R15839 for 520 530 type safety standards.

Dual Adjustable Valves: Separate valves allow independent adjustment of closing and latching speeds.

Optional Hold Open Feature: Available with built-in hold open or hold open slide arm for flexible usage.

Universal Installation: Supports standard, top-jamb, parallel arm, and concealed installation methods.

Heavy Duty Capacity: Designed for doors weighing 15-30kg with a width of 750mm.

1-Year Warranty Coverage: Includes 1-year warranty and 24-month after-sales service support.

OEM and ODM Services: Professional OEM and ODM capabilities with flexible customization options.

SGS Audit Factory: Manufactured in an SGS audited facility with over 10 years of experience.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Wenzhou Liwang Hardware Technology 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: 3 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤4.59h

AI-Powered supplier vetting

SummaryThe supplier is a small limited company/trading company in Wenzhou, with 10 employees and a product scope covering door hardware. It reports manufacturing-related business activities, machinery facilities, OEM and ODM services, and broad customization capabilities. Export sales account for 71%–90% of total sales, but the supplier has exported for only three years and reports no overseas agents, branches, warehouses, showrooms, or countries with overseas service coverage. Quality assurance is stated to exist, while inspection, corrective-action, complaint-handling, and supplier-assessment procedures lack written records. Financial information is present for 2021–2023, but no financial performance figures are provided. The evidence supports customization and some production-related capabilities, while certification, after-sales service, innovation, and customer-case strength remain insufficiently documented.

After-Sales capabilityThe supplier has no overseas warehouse, showroom, overseas agents, or branches, and reports zero countries with overseas service coverage. Its complaint-handling and corrective/preventive-action mechanisms have no written procedures or records, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier reports no new products during the past year and no available SDK, which limits evidence of recent innovation. It does state that its business scope includes hardware-product R&D and technical development, but this does not establish strong or current innovation performance.

Production capacityThe supplier reports drilling and polishing machinery, in-stock capability, 40 qualified service suppliers, and peak/off-season lead times ranging from within 15 workdays to one month. However, it has no valid manufacturing-capacity contract with associated subcontractors and only one quality-control/quality-assurance inspector, so production capability is supported but operational controls are incomplete.

Customization capabilityThe supplier explicitly supports customization from samples and designs, full, minor, and flexible customization, and also offers ODM and OEM services, including OEM for popular brands. These statements provide direct evidence of broad customization capability.

Product Q&A

Q:What certificate you have?

We have CE and UL cerfificate, all our product design follow up the international standard, such as the EN/CE, UL, ANSI standard.

Q:Do you accept OEM or ODM?

Yes, We are professional in OEM and ODM now, Cooperating with famous brands for OEM & ODM.

Q:Do you have quality system?

Yes, we have. We have set up our quality system and well controlled our production quality as per the instructions and requirements in it and well-control each procedure throughout the mass-production.

Q:Are your company factory or trading company?

We are a SGS Audit factory, over 10 years manufacturing experience in architectural hardware.

Q:What is your payment terms?

T/T, L/C.