74%profile coverage
NJ
China · exact location under review · Discovery candidate — human review pendingNingbo Jiulong Fasteners Manufacturing Co., Ltd.
Exports-oriented producer of precision metric and inch fasteners including socket head cap screws, grub screws, and fine-pitch bolts. Complies with ISO 898-1, ASME B18.3, and RoHS; maintains ISO/IEC 17025-accredited lab for mechanical property verification.
INDEPENDENT RESEARCH · NOT AFFILIATED, AUTHORIZED OR ENDORSED BY THIS COMPANY74%candidate score1 reviewed source
Primary productssocket head cap screws · grub screws · fine-pitch bolts · alloy steel screws
Research statusDiscovery candidate — human review pending
Location signalChina · exact location under review
Last reviewed01 Sep 2026
NJAuthorized 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.
01socket head cap screws
02grub screws
03fine-pitch bolts
04alloy steel screws
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.
socket head cap screws
72% public-evidence confidenceRequest specification and quote →grub screws
75% public-evidence confidenceRequest specification and quote →fine-pitch bolts
78% public-evidence confidenceRequest specification and quote →alloy steel screws
81% public-evidence confidenceRequest specification and quote →RoHS-compliant fasteners
84% public-evidence confidenceRequest specification and quote →RoHS screening
92% public-evidence confidenceRequest specification and quote →calibration lab
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
socket head cap screws · grub screws · fine-pitch bolts
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
socket head cap screws72% confidence
grub screws75% confidence
fine-pitch bolts78% confidence
alloy steel screws81% confidence
RoHS-compliant fasteners84% confidence
RoHS screening92% confidence
calibration lab92% confidence
Processes
mechanical testing90% confidence
Standards
precision grinding87% 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宁波九龙紧固件制造有限公司 - 官网
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