Welcome to Dongguan Dean Testing Co., Ltd.  Hotline: 0769-81666160(Headquarters) 0769-88087383(Testing Department)

Welcome to Dongguan DN Testing Co., Ltd.

Hotline:0769-81666160(Headquarters) 0769-88087383 (Testing Department)

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Company Profile

Dongguan Dean Testing Co., Ltd. (referred to as "Dean Testing"), established in 2012, is a high-tech technology service company that provides instrument measurement, product testing, testing certification, and technical training to customers nationwide. Dean Testing is headquartered in Dongguan and is a national high-tech enterprise. The company's metrology testing laboratory has obtained qualification recognition from the China National Accreditation Service for Conformity Assessment (CNAS) and the State Administration for Market Regulation (CMA). The metrological testing report issued has been recognized by member countries and regions of the International Laboratory Accreditation Cooperation (ILAC).

Dean Testing has been focusing on the calibration of measuring instruments for ten years, with 50 offices and laboratories across the country, more than 1000 employees, and more than 60 highest enterprise measurement standards established in the laboratory. The laboratory has 29 software copyrights and utility model patents. Our technical service capabilities cover ten major metrology fields including geometry, thermodynamics, mechanics, electromagnetics, radio, chemistry, optics, acoustics, time-frequency metrology, medicine, as well as testing of power safety tools, clean environment equipment, and specialized metrology for motor vehicles. We can quickly respond to the metrology needs of various industries, provide customers with close range, convenient, and high-quality professional services, and help customers improve their competitiveness.

Committed to steadily expanding domestic and international markets for customers and enabling their products to pass through the world, the company has vigorously invested in the field of product testing since 2021. It has established laboratories including EMC, RF, safety regulations, chemistry, reliability, etc., and has full anechoic chamber, semi anechoic chamber, 10 meter anechoic chamber, noise testing room, equipped with advanced measuring instruments and equipment from internationally renowned brands. It can provide customers with accurate testing data and one-stop testing and certification services.

In the new era, new journey, and new achievements, Dean Testing will persist in continuously improving its comprehensive service capabilities, enhancing its professional guarantee capabilities, adhering to the quality policy of "science, justice, integrity, and effectiveness", and continue to make every effort to promote the high-quality development of enterprises, contribute to the construction of a "quality strong country", and safeguard the quality of life of the people!

Company Mission:

To provide an entrepreneurial platform for employees, pursue the material and spiritual happiness of all employees, safeguard the quality of the enterprise, and contribute to the development of metrology in the world.

Company Vision:

To become a happy home for employees and the most trusted metrology and testing institution by the public.

sense of worth:

Customer first, sincere and trustworthy, professional and enterprising, altruistic and win-win.

Quality Policy:

Science, fairness, integrity, and effectiveness.

Company management philosophy:

Putting the strugglers first, using love as the entrance, and respecting rules as the exit, inspiring people to strive for goodness.


Copyright © Dongguan Di'en Testing Co., Ltd. Technical Support: Dongguan Guangsu Network  Guangdong ICP No. 15086094-1



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Mailing Address: Di'en Testing, Wusha Community, Chang'an Town, Dongguan City

Metrology & Calibration Contact:

             Mr. Tai - Mobile: 13760389645

             Ms. Li - Mobile: 15817661429

Product Testing Contact:

           Ms. Yang - Mobile: 18123900885

Reliability, Failure Analysis, & Materials Testing Contact

             Mr. Ye - Mobile: 13613003484


Copyright © Dongguan Di'en Testing Co., Ltd. Technical Support: Dongguan Guangsu Network  Guangdong ICP No. 15086094-1