Yingli Solar's products have obtained several high-quality PV module certifications granted by the world's leading service providers such as TÜV Rheinland, UL Solutions, and the China Quality Certification Center. These independent tests and certifications reflect the high reliability and quality of Yingli Solar's products.
Yingli Solar is commitment to making positive contributions to society and the natural environment. As such, we have obtained numerous certifications in areas such as quality systems, environmental safety, occupational health, and social responsibility. These include the ISO 9001 quality management systems standard and IEC 62941 quality system for PV module manufacturing certificate.
Over the years, Yingli Solar’s panels have won numerous accolades.
In 2010, our modules ranked second in the TÜV Rheinland power generation test. At the 2016 TÜV Rheinland Solar Congress, Yingli Solar was awarded the TÜV Rheinland Star for 2015 PV Module Energy Yield and its PV module was given the title of a "Five-star PV Module." In 2019, the PANDA double-layered glass module won the world's first Energy Yield Rating Certificate for bifacial power generation products issued by TÜV Rheinland, achieving a grade of A++.
In The Renewable Energy Test Center’s (RETC) 2022 PV Module Index Report, Yingli Solar was recognised as a High Achiever having scored exceptionally well across the three areas of quality (Thresher Test), performance (LeTID Resistance, Module Efficiency, PTC-to-STC Ratio), and reliability (Damp Heat Test, Dynamic Mechanical Load Test, Thermal Cycle Test). Yingli was once again listed as a top performer in RETC's 2023 PV Module Index Report.
Yingli Solar modules have been listed as Top Performers in PVEL’s PV module Reliability Scorecard several times since its inception in 2014. Most recently in the 2023 Scorecard, our 108- and 144-cell monofacial and bifacial panels managed to achieve this honour.