China Supplier Verification & Factory Audit Services
Protect your capital before paying deposits. We send certified, uncompromised on-site auditors to inspect Chinese factories across all manufacturing hubs, validating legal status, real production capacity, machinery, and quality management systems.
Auditing Capabilities Summary
Rapid Deployment
Auditors on-site across Jiangsu, Zhejiang, Shanghai, Guangdong, Shandong, and Fujian within 48 hours.
Standardized Protocols
Structured inspections aligned with ISO 9001 quality criteria, BSCI social compliance, and custom client requirements.
Anti-Bribery Protocol
Strict code of ethics: our local inspectors sign independent integrity pacts to ensure zero supplier kickbacks or sugarcoated ratings.
Risk Mitigation in China
Common Risks Eliminated Before You Wire Funds
Online storefronts and trading companies can easily misrepresent themselves. Our physical audits uncover the ground truth.
Fake "Manufacturers"
Middlemen pretending to own automated factories when they operate from a virtual office, marking up quotes by 20%–40% without actual production control.
Secret Subcontracting
Suppliers lacking capacity who outsource your orders to unvetted Tier-3 workshops with zero quality oversight, resulting in defective batches and delays.
Forged Certifications
Expired, altered, or purchased CE, RoHS, UL, or ISO certificates that result in customs seizures, heavy fines, or rejected shipments upon port entry.
Financial Insolvency
Factories in severe debt or active litigation that accept 30%–50% initial deposits and vanish or declare bankruptcy right before shipment.
Our Core Solutions
Supplier Verification & Audit Packages
Select the level of verification required based on your procurement stage, order volume, and risk exposure.
Supplier Background & Legal Verification
A fast, remote investigation into the company's official corporate records, registry, and financial standing.
- National Enterprise Credit Check: Verification with Chinese official State Administration for Market Regulation (SAMR).
- Legal Representative & Capital: Verification of registered capital, paid-in capital, and ultimate ownership.
- Litigation & Court Records: Checking active lawsuits, frozen assets, or fraudulent blacklists in China.
- Export & Customs Registration: Verification of direct export licenses and foreign exchange compliance.
Standard Factory & Capability Audit
An in-person physical inspection of facilities, actual machinery, workforce, and production lines.
- Physical Facility Validation: GPS-verified location, workshop floor space, warehouse, and clean facilities.
- Equipment & Production Lines: Machine counts, tooling condition, maintenance records, and real daily output capacity.
- Workforce & Org Structure: Real headcount verification (direct labor vs. administrative vs. internal QC staff).
- 35+ HD Photos & Video Walkthrough: Full photographic evidence of workshop floor, loading docks, and raw material storage.
Quality System (QMS) & Social Audit
Deep-dive technical assessment of quality control processes, testing instruments, and ethical compliance.
- Full QMS Flow: Incoming Quality Control (IQC), In-Process (IPQC), and Final Quality Control (FQC) inspection review.
- Calibration & Lab Equipment: Review of testing gauges, spectrometer, salt spray testers, and test log records.
- Defect Tracking & CAP: Evaluation of non-conforming material quarantine and Corrective Action Procedures.
- Social Responsibility (Optional): Health & safety, fire prevention, working hours, and waste disposal practices.
Detailed Inspection Scope
What Our Auditors Inspect On-Site
Our 60-point factory audit checklist covers every operational pillar to deliver an objective Go / No-Go sourcing verdict.
Legal & Business Profile
Physical matching of business licenses, tax IDs, export rights, land ownership/lease contracts, and bank account holder verification.
Production Capacity & Machinery
Counting functional vs. broken machinery, tooling status, operating shifts, bottlenecks, and realistic monthly output calculations.
Quality Control Infrastructure
IQC raw material testing, online inspection stations, defect rate logs, internal testing lab validity, and calibrated measuring tools.
R&D & Engineering Skills
Sample room assessment, tooling mold library, CAD/CAM engineering capabilities, prototype lead times, and OEM customization experience.
Warehouse & Storage Conditions
Raw material moisture/rust prevention, FIFO inventory control, finished goods palletizing, packaging protection, and loading bay security.
Social & Safety Compliance
Emergency fire exits, protective equipment (PPE), work environment cleanliness, child labor prevention, and environmental permits.
Simple, Transparent Process
How Our Factory Audit Service Works
From initial contact to the final audit debrief in 5 streamlined steps.
Submit Details
Provide the supplier contact info, location in China, and specific points you want us to scrutinize.
Protocol Alignment
We customize the inspection checklist according to your product category and technical tolerances.
On-Site Visit
Our local certified auditor arrives on-site to conduct interviews, checks, and physical inspections.
Report Delivery
Receive an extensive 30+ page PDF report within 24–48 hours complete with scores, photos, and video links.
Decision & CAP
We provide clear Go/No-Go recommendations and help negotiate corrective action plans with the factory.
Actionable Intelligence
What Does a Tommysourcing Audit Report Include?
We don’t produce vague checkboxes. You receive an exhaustive, evidence-backed evaluation designed for purchasing managers, executive boards, and QA teams.
Weighted Audit Scorecard (0–100)
Section-by-section breakdown with Red / Amber / Green risk flags on critical manufacturing processes.
Photographic Proof with Timestamps
High-resolution images of factory exterior, business license, production lines, test equipment, and sample storage.
Executive Summary & Recommended Action
Clear final recommendation: "Approved for Production", "Conditional Approval with CAP", or "High Risk / Reject".
Supplier Audit: Suzhou Precision Metal Co.
Auditor's Key Takeaway:
"Direct manufacturer confirmed with 4 CNC milling lines and 2 automated stamping stations. Raw material supplier certs valid. Corrective action recommended for calibration log frequency on thickness gauges before mass production."
Our Local Advantage
Why International Buyers Trust Tommysourcing
Headquartered in the manufacturing heartland of Suzhou, China with 20 years of international trade and factory management expertise.
Prime Industrial Location
Based in Suzhou, within 2–3 hours of major manufacturing clusters in Shanghai, Ningbo, Hangzhou, Wuxi, and Changzhou. Faster response times and lower travel expenses for your audits.
100% Client-Aligned Independence
We work strictly for you—the buyer. We do not accept commissions, gifts, or kickbacks from inspected factories. Our reports reflect pure, unvarnished ground reality.
Full Supply Chain Continuity
Beyond auditing, Tommysourcing can support your entire procurement cycle: price negotiation, contract drafting, in-line production QC, warehousing, and DDP shipping.
Got Questions?
Factory Audit & Verification FAQs
How quickly can you deploy an auditor to a factory in China?
For major manufacturing provinces like Jiangsu, Zhejiang, Shanghai, and Guangdong, we can typically deploy an auditor within 24 to 48 hours once factory contact information and inspection protocols are confirmed.
What happens if a Chinese supplier refuses to allow an on-site audit?
A supplier's refusal to accept an independent third-party audit is one of the biggest red flags in international trade. It usually indicates they are a middleman trading firm, subcontracting unauthorized workshops, or misrepresenting their facility. We advise extreme caution before wiring deposits to any uncooperative supplier.
What is the difference between a Factory Audit and a Pre-Shipment Inspection (PSI)?
A Factory Audit evaluates the supplier's capability, legitimacy, and quality systems before you place an order and pay a deposit. A Pre-Shipment Inspection (PSI) evaluates the actual finished goods (measurements, workmanship, packaging, quantity) after production is completed and before final balance payment.
Can I customize the inspection checklist with specific technical questions?
Yes. While we have comprehensive standard checklists based on ISO 9001 and industry benchmarks, we encourage clients to add product-specific criteria, such as checking for specific CNC equipment, cleanrooms, mold inventory, calibration certificates, or testing machinery.
How do you verify if a Chinese supplier is a real factory ?
We perform a multi-tier cross check: verifying the official registered business scope on government databases, reviewing workshop title deeds or lease agreements, inspecting active production lines.
When will I receive the factory audit report, and what does it include?
You will receive a complete PDF audit report within 24 hours of on-site inspection completion. It includes 40+ high-resolution photographs, legal document scans, scoring breakdown across 7 operational areas, identified bottlenecks, and a clear pass/conditional/fail recommendation.
Can you verify official Chinese business licenses and tax registrations remotely?
Yes. We can conduct official remote background checks within 12 to 24 hours using the National Enterprise Credit Information Publicity System (NECIPS), verifying company legal status, registered capital, shareholder structure, litigation history, and export licensing.
What happens if the audit reveals major non-conformities or high risks?
If severe non-conformities are found, our report clearly highlights the financial and production risks. We will advise you whether corrective action plans (CAP) are feasible or if you should pivot immediately to our pre-vetted network of 2,000+ alternative suppliers across China.