GENEVA, Sept. 19 -- CHINA DATANG GROUP SCIENCE AND TECHNOLOGY RESEARCH INSTITUTE CO., LTD. CENTRAL SOUTH ELECTRIC POWER TEST AND RESEARCH INSTITUTE (Building 13, Zhongyuan Financial Industrial Park, 56 Mingli Road, Zhengdong District, Zhengzhou Area Of China (Henan) Pilot Free Trade ZoneZhengzhou, Henan 450000), 中国大唐集团科学技术研究总院有限公司中南电力试验研究院 (中国河南省郑州市自贸试验区郑州片区(郑东)明理路56号中原...