Ru Jialin is a senior researcher at public affairs department of China Photovoltaic Industry Association（CPIA）which is a national, industrial and non-profit social organization.
He mainly serves to promote international exchange and cooperation. And also responsible for conducting industrial, technological, market and academic exchanges by organizing seminars on industrial, technological and market development and product exhibitions to help CPIA members explore domestic and overseas markets based on market and industrial needs.
He has been engaged in photovoltaic and other renewable energy market and policies development research and also participated in the preparation of China Photovoltaic Industry Annual Report. He has also written articles about suggestions, policy interpretations and market analysis to advocate photovoltaic industry development.