FAP, May 25 / PRNewswire-FirstCall-Asianet /-- Dier Laser has conducted in-depth research and development cooperation with Longji Green Energy on a variety of battery technology routes, such as XBC, TOPCon, HJT, etc., according to the record of investor relations disclosure activities of Dier Laser, the company has carried out in-depth research and development cooperation with Longji Green Energy on a variety of battery technology routes, such as XBC, TOPCon, HJT, etc., to jointly explore the innovative research of laser technology in high-efficiency solar cell and module technology. The company's laser repair equipment can complete the LIA process of HJT battery in a very short time, which provides a new scheme for improving the efficiency of HJT battery; compared with the traditional LED light decay process equipment, this equipment has the advantages of compact structure, high integration, small footprint and high value per GW.