74%profile coverage
JH
China · exact location under review · Discovery candidate — human review pendingJinlang Hardware Co., Ltd.
A publicly listed Chinese manufacturer specializing in architectural hardware systems, including door and window hardware, curtain wall fittings, and structural anchoring solutions. Produces high-strength, corrosion-resistant components for commercial and residential buildings using precision metal stamping, CNC machining, and surface treatment.
NO AUTHORIZED COMPANY PHOTOGRAPHY PUBLISHED74%candidate score1 reviewed source
Primary productsdoor closers · window hinges · curtain wall anchors · structural fasteners
Research statusDiscovery candidate — human review pending
Location signalChina · exact location under review
Last reviewed01 Sep 2026
JHAuthorized product photography pending
FASTENER SOURCING DESK
Match the standard before the supplier.
Start with the drawing or standard, then confirm material, property class, finish, inspection and packing.
01door closers
02window hinges
03curtain wall anchors
04structural fasteners
TRANSPARENT EVIDENCE MODEL
Trust is measured, not claimed.
These indicators summarize the public material currently attached to this profile. They are research signals—not certification, endorsement or a substitute for a factory audit.
Source depth1 source
Visual evidence0 assets
Open due diligence4 questions
BUYER QUICK VIEW
Decide what to inspect next.
The strongest public signals and the most important open question are grouped here so a buyer can qualify this lead without reading the full page first.
PRODUCT PORTFOLIO
What overseas buyers can source.
Product families are taken from reviewed public material. Exact model, material, standard, tolerance, certification, MOQ and capacity must be confirmed in the quotation.
door closers
72% public-evidence confidenceRequest specification and quote →window hinges
75% public-evidence confidenceRequest specification and quote →curtain wall anchors
81% public-evidence confidenceRequest specification and quote →structural fasteners
84% public-evidence confidenceRequest specification and quote →anodizing
92% public-evidence confidenceRequest specification and quote →BUYER DECISION BRIEFA useful lead,
A useful lead,
not a finished decision.
This page deliberately separates positive signals from unanswered questions. Review both before contacting or qualifying a supplier.
Structured capabilities
door closers · window hinges · sliding door tracks
Review capability map ↓Due-diligence gaps
Confirm the legal entity and ownership of the cited website
See what remains unknown ↓BUYER BRIEF
What we know so far
This is an AI-assisted discovery candidate assembled from a public link. The company identity, website ownership and manufacturing claims still require human review before this profile can be treated as verified evidence.
Recommended next checks① Confirm legal entity② Request current certificates③ Approve sample④ Audit production capacity
Products, processes and production signals
Products
door closers72% confidence
window hinges75% confidence
curtain wall anchors81% confidence
structural fasteners84% confidence
anodizing92% confidence
Processes
CNC machining87% confidence
powder coating92% confidence
Materials
metal stamping90% confidence
Standards
sliding door tracks78% confidence
Evidence behind this profile
Sources show why a statement appears here. They do not represent our endorsement of the supplier.
Candidate public lead
Awaiting human review广东坚朗五金制品股份有限公司 - 官方网站
This source was collected for research triage. The legal entity, website ownership, manufacturing role and product claims have not yet passed human review.
Open public source ↗DUE DILIGENCE GAP LIST
What still needs verification
We show missing information because an unknown is more useful to a buyer than an unsupported claim.
- Confirm the legal entity and ownership of the cited website
- Verify that manufacturing is performed in-house
- Request current certificates, test reports, MOQ and lead time
- Complete sample approval and an independent factory audit before ordering