30 Apr, 2020 1.Introduction LONGi Green Energy Technology Co, Ltd entered into a global, non-exclusive, cross-licensing agreement with Shin-Etsu Chemical Co, Ltd on March 25, 2020. As a result of the agreement, any application of LONGi products that relates to Gallium-doped technology will be permitted legally on a global basis. Gallium-doped silicon can effectively solve LID (Light induced degradation) in a P-type PERC module.