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Leveraging our core and differentiated strengths, we provide you with high-quality, comprehensive technology services

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Why Choose Us

We provide professional optical product testing services (laser product safety testing and performance parameter testing, photobiological safety testing for non‑laser products), as well as energy efficiency testing services (EU ErP energy efficiency testing, US DOE energy efficiency testing, California CEC energy efficiency testing), among others.

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Contact Us

If you have requirements for laser products (laser product safety testing and laser performance parameter testing) and energy efficiency testing (EU ErP energy efficiency testing, US DOE energy efficiency, California CEC energy efficiency, UK energy efficiency testing), please feel free to email us at: admin@ctnt-cert.com

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Precision Laser Measurement, Energy Efficiency Piloting

Over a decade of expertise in laser products and energy efficiency testing.

Our Service
  • Optical Product Testing
  • Laser Performance Parameter Testing
  • Energy consumption detection
CTNT Zhongwei Testing

Relying on advanced testing technologies, We provides professional testing services to global markets in key fields such as laser product testing and product energy efficiency testing, building trust for a quality life.

Shenzhen Zhongwei Testing Technology Co., Ltd. (CTNT) is composed of a team of professionals — including multiple certification specialists with over a decade of experience in the testing and certification industry, technical experts with years of R&D experience in testing technologies, and innovative talents with advanced academic backgrounds.The company holds a number of qualifications and honors, including a nationally qualified third-party testing inst...Read more


  • 70+

    Laser Authorization Standards

  • 120+

    Laser Testing Capability Parameters

  • 10+

    Laser Product Testing Experience

  • 10000+

    Number of Laser Enterprises Served

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Providing Professional Laser and Energy Efficiency Testing Services