GENEVA, Feb. 7 -- ELECTRIC POWER RESEARCH INSTITUTE. CHINA SOUTHERN POWER GRID (3/F of Building J3 and 3/F, 4/F, 5/F of Building J1, No. 11 Kexiang Road, Science Park, Luogang DistrictGuangzhou, Guangdong 510663), 南方电网科学研究院有限责任公司 (中国广东省广州市萝岗区科学城科翔路11号J1栋3、4、5楼及J3栋3楼), ZHANJIANG POWER SUPPLY BUREAU OF GUANGDONG POWER GRID CO., LTD (No.50, Haibin Avenue South, Xiashan DistrictZhanjiang, Guangdong 524002), 广东电网有限责任...