
Guoce Testing Technology (Suzhou) Co., Ltd. was established in April 2013 in Chuangyu Intelligent Industrial Park, Mudu, Wuzhong District. It is an independent third-party laboratory specializing in performance and reliability testing of photovoltaic products, energy-storage products, automotive parts, electrical and electronic products, military products, electric vehicles and batteries, as well as related technical consulting and equipment development.
The company has a highly educated technical team with solid theory and extensive testing experience, providing professional and customized services. The laboratory covers nearly 5,000 m² and is equipped with more than 200 instruments, including sand-and-dust, salt-spray, combined-environment, high/low-temperature and damp-heat chambers. It can test and certify PV modules, inverters, PCS, energy-storage systems, electric hoverboards and batteries. The team, facilities and equipment enable innovative, impartial, accurate and efficient testing.


Since its founding, GCTC has followed the principle of high quality, high efficiency and putting customers first: objective product evaluation, timely and accurate reports, and practical quality solutions. With professional technology and service, it has been recognized by SGS, TÜV NORD, VDE, Wuxi Inspection and Research Institute, Suzhou Electric Power Research Institute and Hunan Institute of Metrology, and works with customers including Jinko Solar, LONGi, Risen Energy, GoodWe, Yanfeng, ZF, Yadea, Ninebot, Niu and Dreame. GCTC will keep strengthening its core capability and service network, aiming to be a leading professional testing organization in China.
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Scope expansion for lithium batteries, electric vehicles and related products.
Laboratory CB assessment.
CMA assessment.
CNAS scope expansion assessment.
CNAS reassessment.
Passed scope expansion and CNAS reassessment.
Passed CNAS scope expansion and surveillance assessment.
Obtained CNAS accreditation.
Quality management system documents established.
Hardware infrastructure completed.
Guoce Testing Technology (Suzhou) Co., Ltd. was established.