12 August, 2022 Risen Energy, a leading solar module manufacturer in China, announced that the company’s 210mm 700W heterojunction (HJT) lineup – Hyper-ion series – has been tested and certified by TÜV SÜD, a global provider of testing, inspection and certification services, making it the first company around the world to be granted TÜV SÜD certification for its 210mm high-efficiency HJT product with ultra-thin wafer.