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Trusted Third-Party Testing & Inspection Services

TTC, established in 2000, is an independent inspection agent accredited by CNAS to ISO 17020. With labs accredited to ISO/IEC 17025, we deliver reliable, globally accepted testing and inspection services across China.

Testing Lab

Who We Are

TTC is an independent third-party inspection agent accredited by CNAS. We operate across China with advanced laboratories and a team of experienced professionals.

Inspection

Nationwide Coverage

Capable of conducting testing and inspection services all around China with 6 laboratories totaling 12,700㎡.

PSI

Expert Team

226 skilled technicians and engineers dedicated to delivering accurate, timely, and professional reports.

DPI

Accredited Excellence

Accredited by CNAS to ISO 17020 for inspection and ISO/IEC 17025 for laboratory testing.

Our Core Services

Comprehensive inspection, testing, and certification solutions tailored to your supply chain needs.

Inspection Service

Inspection Service

Pre-shipment, during production, and container loading inspections to ensure product quality and compliance.

Laboratory Testing

Laboratory Testing

Chemical, mechanical, electrical, and safety testing with globally recognized standards including CE, ROHS, EN71.

Factory Audit

Factory Audit

Social compliance, quality management, and production capacity audits to mitigate supply chain risks.

Consultation

Consultation

Regulatory guidance, certification support, and technical consulting for global market access.

Product Testing & Certifications

Our testing reports are accepted in 36 countries and cover a wide range of international standards.

CE Certification

Conformity with health, safety, and environmental protection standards for products sold within the European Economic Area.

  • • Machinery Directive
  • • Low Voltage Directive
  • • EMC Directive
  • • PPE Regulation

ROHS Compliance

Restriction of Hazardous Substances in electrical and electronic equipment. Ensures lead, mercury, and cadmium limits.

  • • Pb, Cd, Hg testing
  • • Cr(VI) analysis
  • • PBB & PBDE screening
  • • XRF screening

EN71 Safety Testing

European standard for toy safety covering mechanical, flammability, and chemical requirements.

  • • Physical & mechanical
  • • Flammability
  • • Migration of elements
  • • Labeling review

PAHS Testing

Polycyclic Aromatic Hydrocarbons testing for consumer goods, especially toys and rubber materials.

  • • 18 PAHs analysis
  • • GC-MS detection
  • • REACH compliance
  • • Toy & childcare items

EMC Testing

Electromagnetic Compatibility testing to ensure devices do not interfere with other electronics.

  • • Emission testing
  • • Immunity testing
  • • Radiated & conducted
  • • Surge & ESD

SASO Certification

Saudi Arabian Standards Organization certification required for product import into Saudi Arabia.

  • • CoC issuance
  • • Product registration
  • • Labeling compliance
  • • Shipment verification

INMETRO Certification

Mandatory certification for products entering the Brazilian market, including electrical and automotive items.

  • • Product evaluation
  • • Factory inspection
  • • Labeling & documentation
  • • Ongoing surveillance

MIL-STD-105E

Military standard for sampling procedures and inspection levels in quality control and acceptance testing.

  • • AQL sampling
  • • Single/double sampling
  • • Inspection levels II, III
  • • Lot-by-lot acceptance

Why Choose TTC?

Our competitive advantages ensure quality, efficiency, and trust in every inspection.

Quality Standard

Adherence to MIL-STD-105E and international protocols ensures consistent, reliable inspection outcomes.

High Efficiency

Streamlined processes and digital reporting ensure fast turnaround without compromising accuracy.

Experienced Team

226 professionals with deep industry knowledge and technical expertise across multiple sectors.

Competitive Pricing

Transparent, cost-effective solutions designed for long-term partnerships and mutual success.

Comprehensive Reporting

Detailed, professional, and timely reports accepted in 36 countries for seamless market access.

Management System

Robust internal systems ensure consistency, traceability, and continuous improvement in service delivery.

2000
Founded
12,700m²
Lab Space
226
Experts
36
Countries

Frequently Asked Questions

Get answers to common questions about our services and processes.

What accreditations does TTC hold?

TTC is accredited by CNAS to ISO 17020 for inspection services and ISO/IEC 17025 for laboratory testing.

Where are your laboratories located?

Our main facilities are based in Wenzhou, Zhejiang Province, China, with 6 laboratories covering 12,700 square meters.

How long does testing take?

Turnaround time varies by test type, but we prioritize efficiency and typically deliver reports within 5–10 working days.

Are your reports accepted internationally?

Yes, our reports are accepted in 36 countries, including for CE, ROHS, EN71, SASO, and INMETRO compliance.

Do you offer factory audits?

Yes, we provide comprehensive factory audits including quality systems, social compliance, and production capacity assessments.

Get in Touch

For inquiries about testing, inspection, or certification services, visit our official website to contact us directly.

Email: [email protected]

Email: [email protected]

Phone: +86-577-88915592 / +86-577-88915610

Fax: +86-577-88785852

Address: 8th floor, Testing Building, Shuangyu, Wenzhou city, Zhejiang province, China

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