of September 5, Longji Green Energy Performance Meeting was held on the official website of the Shanghai Stock Exchange. At the meeting, Zhong Baoshen, chairman of Longji, said that compared with PERC, TOPCon has less efficiency improvement and more serious homogenization. As a transitional technology, TOPCon has a shorter life cycle and is expected to stop expanding production by the end of next year at the latest in 2024.
In the next 5-6 years, BC batteries will become the absolute mainstream of crystalline silicon batteries, including double-sided and single-sided batteries. In the future, a large number of products of Longji Green Energy will go to the BC technology route. At present, the company's 30GW HBBC production capacity is climbing, and it is expected to reach production capacity by the end of 2023, and it is expected to guarantee production capacity of 30GW in 2024.