Accuracy
Declared class, tolerance and calibration route
NG
Ningbo, Zhejiang · Public sources reviewed — buyer verification requiredNingbo Great Wall Precision Industrial Co., Ltd.
宁波长城精工实业有限公司Brands: GREAT WALL PRECISION / 长城精工A hardware-tool company founded in 1984 whose official site describes an integrated R&D, manufacturing, sales and service model. The published range emphasizes measuring and professional hand tools for industrial users.
INDEPENDENT RESEARCH · NOT AFFILIATED, AUTHORIZED OR ENDORSED BY THIS COMPANY82%source coverage2 reviewed sources
Primary productstape measures · levels · torque tools · screwdrivers
Research statusPublic sources reviewed — buyer verification required
Location signalNingbo, Zhejiang
Last reviewed01 Sep 2026
Professional tools begin with repeatable measurement.
Great Wall Precision publishes a broad industrial hand-tool range, but measurement and torque products need model-level accuracy, calibration and traceability evidence—not only catalogue descriptions.
Durability
Material, heat treatment and lifecycle testing
Service
Warranty, recalibration and destination support
What this factory appears to do differently.
This brief is organized from Chinese public sources with domestic-model assistance. Every point remains tied to the source ledger and should be confirmed for the exact product and production site.
CORE SPECIALIZATIONMeasurement and professional hand tools
Great Wall Precision's official site says the company was founded in 1984 and integrates hardware-tool R&D, manufacturing, sales and service.
PUBLIC OPERATING SIGNALSPublished market reach80+ countries and regions
Company-published
WHERE BUYERS MAY FIND A FIT
Power constructionRail transportPetrochemical maintenanceBuilding and decorationShipbuildingIndustrial machinery
Application references describe publicly stated scope, not approval for a buyer's use case.NGAuthorized 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.
01tape measures
02levels
03torque tools
04screwdrivers
Confirm who they are before judging what they can make.
Domestic AI models help discover and organize public leads. Official sources must still confirm the legal name, address, brand ownership and manufacturing entity.
ENTITY TYPEPrivate industrial tool company · R&D, manufacturing, sales and serviceOfficial company identity reviewed; accuracy, calibration, certificate and factory allocation remain product-specific
Great Wall Precision's official site says the company was founded in 1984 and integrates hardware-tool R&D, manufacturing, sales and service.
The current public presentation emphasizes industrial measurement and hand-tool solutions, including tape measures, levels, torque tools, screwdrivers and tool sets.
Published market reach and certification statements remain company claims; buyers should request current certificates, calibration records and the actual factory identity for the chosen product.
Visit official website ↗PUBLICLY STATED APPLICATIONSPower constructionRail transportPetrochemical maintenanceBuilding and decorationShipbuildingIndustrial machinery
See the operation, not only the claims.
Every visual is linked to its publisher. Company media, third-party footage and independent audit evidence are clearly separated.
PRODUCT PORTFOLIO
What overseas buyers can investigate.
Product families are taken from reviewed public material. Exact model, material, standard, tolerance, certification, MOQ and capacity must be confirmed directly with the manufacturer.
tape measures
72% public-evidence confidenceCompare related manufacturers →levels
75% public-evidence confidenceCompare related manufacturers →torque tools
78% public-evidence confidenceCompare related manufacturers →screwdrivers
81% public-evidence confidenceCompare related manufacturers →professional tool sets
84% public-evidence confidenceCompare related manufacturers →tool development
87% public-evidence confidenceCompare related manufacturers →measurement calibration
92% public-evidence confidenceCompare related manufacturers →Published technical scope.
Structured from Chinese official company pages, listed-company filings and government standards records. DeepSeek organizes the source material; only source-supported fields are published.
Measurement tools
- Tape measures and digital measurement products published
- Accuracy class and calibration route require model confirmation
- Destination-market metrology requirements remain buyer checks
Professional hand tools
- Torque tools, screwdrivers and sets published
- Material and heat-treatment evidence requires product documents
- Warranty and after-sales scope should be confirmed
How to test the claimed manufacturing capability.
This is a sector-specific buyer workflow, not a claim that every stage is performed in-house. Ask the company to identify internal and outsourced operations.
Wire & material
Grade, heat number and incoming inspection
Forming
Cold/hot heading range and tooling ownership
Thread & secondary work
Rolling, machining and dimensional controls
Finish & release
Heat treatment, coating, testing and lot traceability
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
tape measures · levels · torque tools
Review capability map ↓Due-diligence gaps
Confirm the legal entity and ownership of the cited website
See what remains unknown ↓Products, processes and production signals
Products
tape measures72% confidence
levels75% confidence
torque tools78% confidence
screwdrivers81% confidence
professional tool sets84% confidence
tool development87% confidence
measurement calibration92% confidence
Processes
assembly and inspection92% confidence
Materials
metalworking90% confidence
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.
82%profile coverage
Source depth2 sources
Rights-cleared media0 published assets
Open due diligence4 questions
Evidence behind this profile
Sources show why a statement appears here. They do not represent our endorsement of the supplier.
Reviewed public source
Reviewed 02 Sep 2026Great Wall Precision official company profile
Identity, founding year, business model, applications and company-published market reach.
Open public source ↗Reviewed public source
Reviewed 02 Sep 2026Great Wall Precision official product centre
Current product examples and industrial tool positioning.
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