Within a period of just 23 days, DAH Solar has set a new record for the efficiency and yield production speed of a TOPCon cell production line. The company’s TOPCon PE-poly production line (SE not included) achieved an average mass-production conversion efficiency of more than 25.4%, with cell yield rate exceeding 97%, the fastest to reach this indicator to date.
Commenting on the achievement, DAH Solar president William Xie said that it is a reflection of the professional excellence and efficiency of the company’s TOPCon cell team.