China has significantly expanded its ultra-high voltage (UHV) transmission network to support long-distance electricity transfer and renewable energy integration. By the end of 2025, the country had completed 46 UHV alternating...
Read MoreHunan Provincial Development and Reform Commission, the provincial economic planning authority in China, has granted approval for adjustments to three previously sanctioned high voltage transmission projects, including the 500...
Read MoreDeveloper: State Grid Corporation of China (SGCC) and its subsidiaries in Ningxia and Hunan – State Grid Ningxia Electric Power Company Limited and State Grid Hunan Electric Power Company Limited and Transformation Engineering...
Read MoreChina’s largest grid developer, the State Grid Corporation of China (SGCC), has officially commissioned the ±800 kV Ningxia–Hunan ultra-high voltage direct current (UHVDC) transmission project, with power delivery...
Read MoreState Grid Corporation of China (SGCC), China’s largest power transmission company, has successfully installed the conductors and ground wires across Yangtze River, marking the completion of the Chongqing section of the ±800 kV...
Read MoreState Grid Jibei Electric Power Company Limited and State Grid Inner Mongolia Eastern Electric Power Company Limited, subsidiaries of China’s largest state-owned transmission company, State Grid Corporation of China (SGCC), are...
Read MoreChina’s National Energy Administration highlighted the country’s key achievements in the energy space, as it celebrates the tenth anniversary of its new energy security strategy. The latter, launched in June 2014, was based on...
Read MoreState Grid Hunan Electric Power Company Limited, a subsidiary of China’s largest transmission company State Grid Corporation of China (SGCC), is deploying mechanised power tower assembly in Hunan province to accelerate grid...
Read MoreChina’s State Grid Corporation of China (SGCC) has officially begun the construction of the ±800 Ningxia–Hunan ultra-high voltage direct current (UHVDC) project and Miluo Pumped Storage Power (PSP) project. The former is the...
Read MoreThis is being implemented under the Ningxia–Hunan power transmission project in Hengyang city and has been included in the 14th Five-Year Plan (2021-25) of SGCC as well as Hunan Province.
Read MoreThe State Grid Hunan Electric Power Company, a part of State Grid Corporation of China (SGCC), has put a 500 kV gas-insulated switchgear (GIS) substation into operation in Hunan.
Read MoreChina’s largest grid developer, State Grid Corporation of China (SGCC), has operationalised the ±800 kV ultra-high voltage (UHV) Sichuan–Jiangxi transmission line.
Read MoreChinese grid company, State Grid Corporation of China (SGCC), has awarded contracts to Switzerland-based ABB to supply advanced high voltage direct current (HVDC) transformers and other HV equipment for three 800 kV ultra HVDC (UHVDC) transmission lines—Shaanxi–Wuhan, Yazhong–Nanchang and Qinghai–Henan.
Read MoreChinese grid company, State Grid Corporation of China (SGCC), has awarded contracts to Switzerland-based ABB to supply advanced high voltage direct current (HVDC) transformers and other HV equipment for three 800 kV ultra HVDC (UHVDC) transmission lines—Shaanxi–Wuhan, Yazhong–Nanchang and Qinghai–Henan.
Read MoreThe project entailed the construction of a 2,370-km-long ±800 kV ultra high voltage direct current (UHV DC) line from the Qiaowan converter station at Jiuquan, Gansu, to the Xiangtan converter station in Hunan.
Read MoreChina’s State Grid Corporation of China (SGCC) has put into operation the ±800 kV ultra high voltage direct current (UHVDC) Jiuquan–Hunan transmission line project.
Read MoreSwiss-Swedish equipment manufacturer ABB has won orders aggregating over USD300 million to supply high voltage direct current (HVDC) converters, converter transformers and components for the 800 kV Jiuquan-Hunan transmission line and 800 kV Shuozhou (Shanxi)-Huaian (Jiangsu) line.
Read MoreSwiss-Swedish equipment manufacturer ABB has won orders aggregating over USD300 million to supply high voltage direct current (HVDC) converters, converter transformers and components for the 800 kV Jiuquan-Hunan transmission line and 800 kV Shuozhou (Shanxi)-Huaian (Jiangsu) line.
Read MoreChina’s state-owned grid operator State Grid Corporation of China (SGCC) has awarded the contract for the first batch of an ultra-high voltage (UHV) converter valve package, to the joint venture (JV) of Beijing Sifang Automation Company Limited-ABB Power Systems Limited.
Read MoreChina’s state-owned grid operator State Grid Corporation of China (SGCC) has awarded the contract for the first batch of an ultra-high voltage (UHV) converter valve package, to the joint venture (JV) of Beijing Sifang Automation Company Limited-ABB Power Systems Limited.
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