On March 18, TÜV Rheinland Greater China hosted the 2025 “All Quality Matters”Solar&ESS Congress Launch Ceremony in Shanghai, announcing that this year’s grand event will take place in Changzhou in September. The event also unveiled the award categories and evaluation criteria for the prestigious “All Quality Matters” Awards.
The event brought together industry leaders, experts, and government representatives to discuss the evolving landscape of solar and storage technologies. In the welcome address, TÜV Rheinland emphasized the increasing importance of photovoltaics and energy storage in the global energy transition. With deep expertise in testing and certification, the company remains committed to supporting technological innovation and ensuring product reliability, helping enterprises navigate a rapidly changing market.
The awards will be divided into three main categories: Photovoltaic Products, Power Plants & Supply Chain Services, and Solar-Storage-Charging Products. The Photovoltaic Products category continues to focus on solar cells and modules, with enhanced evaluation criteria to reflect the growing diversity of applications and market demands.
A new award for supply chain transparency has been introduced under the Power Plants & Supply Chain Services category, recognizing service providers that uphold high standards in supply chain management. In the Solar-Storage-Charging category, EV chargers will be evaluated separately for the first time, alongside refined criteria for energy storage systems, battery cells, inverters, and other related products. The comprehensive assessment framework underscores TÜV Rheinland’s commitment to setting high-quality benchmarks that align with industry advancements.
TÜV Rheinland also announced the release of the 2025 Solar Technology & Quality Development White Paper, which will provide an in-depth analysis of solar technology trends, market developments, and key innovations. The company further unveiled new data on precision measurement techniques for PV modules, covering various advanced technologies such as TopCon, HJT, and xBC. These insights will support the industry in optimizing design, improving efficiency, and enhancing product reliability.
Li Weichun, Vice President of Global Power Electronics Services and Vice President of Solar&Commercial Products Services in Greater China, emphasized the accelerating shift toward high-efficiency solar technologies. He stated that as the industry faces a wave of technological upgrades, companies must prioritize product reliability and safety, ensuring that design and manufacturing processes meet the highest standards. Li reaffirmed TÜV Rheinland’s dedication to establishing more rigorous and application-focused evaluation criteria to guide the industry towards a future of sustainable growth and innovation.
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