China Southern Power Grid (CSG) is a state-owned enterprise established in 2002, operating power grids in southern China. It has pioneered ultra-high voltage direct current (UHVDC) technology, expanded into Southeast Asia, and driven the integration of renewable energy.
Chronological Storyline (31 Milestones)
Dec 29, 2002 CE
China Southern Power Grid Founded
China Southern Power Grid (CSG) is officially established as a state-owned enterprise, formed from the restructuring of the former State Power Corporation, to operate and manage power grids in five southern provinces: Guangdong, Guangxi, Yunnan, Guizhou, and Hainan. #company #energy #China
China Southern Power Grid Founded By Eynamelop - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=19066174
Jan 1, 2003 CE
Zhao Guoxing Appointed First Chairman
Zhao Guoxing is appointed as the first chairman of China Southern Power Grid, leading the company through its initial organizational and strategic setup. #leadership #company
Jun 1, 2004 CE
West-East Power Transmission Project Launched
CSG launches the West-East Power Transmission Project, a key initiative to transmit electricity from resource-rich western provinces to the industrial east, significantly improving energy distribution. #energy #infrastructure
Dec 1, 2004 CE
Guizhou-Guangdong HVDC Project Completed
The Guizhou-Guangdong HVDC transmission project, the first major HVDC line under CSG, is completed, delivering 3,000 MW of power and pioneering long-distance high-voltage transmission. #technology #grid
Aug 1, 2005 CE
CSG Begins Power Trade with Vietnam
CSG initiates cross-border electricity trading with Vietnam, marking its first international power exchange and laying the groundwork for ASEAN energy interconnection. #international #trade
Mar 1, 2006 CE
Smart Grid Pilot Program Initiated
CSG launches a smart grid pilot program in Guangzhou, integrating advanced metering and automation technologies to improve grid reliability and efficiency. #smartgrid #innovation
Nov 1, 2007 CE
CSG Achieves 100% Rural Electrification
China Southern Power Grid completes the electrification of all rural areas within its service territory, achieving universal electricity access for over 200 million people. #rural #electrification
Jan 1, 2008 CE
Severe Winter Storms Test Grid Resilience
Major winter storms cause widespread power outages in southern China; CSG mobilizes extensive repairs and invests in grid hardening measures to improve resilience against extreme weather. #resilience #disaster
Severe Winter Storms Test Grid Resilience By Operation Blessing - Flickr, CC BY-SA 2.0, https://commons.wikimedia.org/w/index.php?curid=3724120
May 1, 2009 CE
Approval for World's First ±800 kV UHVDC Project
China's National Development and Reform Commission approves CSG's Yunnan-Guangdong ±800 kV ultra-high voltage direct current (UHVDC) project, the world's first of its kind. #technology #UHVDC
Jun 1, 2010 CE
World's First ±800 kV UHVDC Line Commissioned
The Yunnan-Guangdong UHVDC line enters commercial operation, transmitting 5,000 MW over 1,400 km, setting a global benchmark for long-distance, high-capacity power transmission. #engineering #record
Sep 1, 2011 CE
CSG Expands into Myanmar Power Market
CSG signs an agreement to invest in Myanmar's power grid, including construction of transmission lines and hydropower projects, strengthening regional energy cooperation. #international #expansion
Dec 1, 2012 CE
CSG Wins Project in Laos
CSG secures a concession to build and operate the Nam Tha hydropower project and associated transmission lines in Laos, furthering its Southeast Asian footprint. #international #hydropower
Jul 1, 2013 CE
First Cross-Border Power Interconnection with Myanmar
CSG completes a 230 kV transmission line linking Myanmar to China's grid, enabling bidirectional power trade and supporting Myanmar's electrification. #infrastructure #trade
Apr 1, 2014 CE
Nuozhadu-Guangdong UHVDC Project Approved
CSG receives approval for the second ±800 kV UHVDC line from Nuozhadu Dam in Yunnan to Guangdong, designed to transmit 6,000 MW. #UHVDC #renewable
Mar 1, 2015 CE
Electricity Market Reform Pilot Begins
CSG launches a pilot electricity spot market in Guangdong as part of China's new round of power sector reforms, promoting competition and market-based pricing. #reform #market
Dec 1, 2015 CE
CSG Becomes First Chinese Utility to Issue Green Bond
CSG issues a 3 billion yuan green bond to finance renewable energy and energy efficiency projects, aligning with China's green finance initiatives. #finance #green
Jun 1, 2016 CE
Nuozhadu-Guangdong UHVDC Line Operational
The second ±800 kV UHVDC line from Nuozhadu to Guangdong begins commercial operation, increasing renewable energy transmission capacity from Yunnan's hydropower. #engineering #cleanenergy
Aug 1, 2017 CE
CSG Invests in Laos Electricity Grid
CSG signs a memorandum of understanding to develop transmission infrastructure in Laos, including a 500 kV line to export hydropower to China. #international #infrastructure
Dec 1, 2018 CE
World's First Multi-Terminal Flexible DC Project
CSG commissions the world's first multi-terminal flexible DC (VSC-HVDC) project in Chongqing, enhancing grid flexibility and supporting renewable integration. #innovation #HVDC
Sep 1, 2019 CE
CSG Launches First Domestic HVDC Flexible Project
CSG completes the first HVDC flexible (VSC) project in China, connecting offshore wind farms to the onshore grid in Guangdong. #renewable #technology
Jan 1, 2020 CE
Total Assets Exceed 1 Trillion Yuan
CSG reports total assets surpassing 1 trillion yuan (about $140 billion), reflecting its growth as one of the world's largest utility companies. #finance #growth
Jun 1, 2020 CE
CSG Launches Digital Grid Transformation
CSG announces a comprehensive digitalization strategy, deploying IoT, AI, and big data to create a smart energy ecosystem. #digital #smartgrid
Mar 1, 2021 CE
CSG Releases 14th Five-Year Plan
CSG unveils its 2021-2025 plan, targeting a 20% increase in renewable energy capacity and substantial reductions in carbon emissions. #planning #sustainability
Sep 1, 2021 CE
CSG Achieves 50% Renewable Energy Penetration
By September 2021, renewable energy accounts for over 50% of CSG's total installed capacity, a major milestone in China's energy transition. #renewable #milestone
Dec 29, 2022 CE
CSG Celebrates 20th Anniversary
China Southern Power Grid marks 20 years of operation, having grown into a global leader in UHVDC technology and a key player in ASEAN energy integration. #anniversary #achievement
Apr 1, 2023 CE
CSG Commissions World's First ±800 kV UHVDC with Flexible DC
CSG puts into operation the world's first ±800 kV UHVDC line using flexible DC technology, enabling bidirectional power flow and enhanced stability. #innovation #engineering
Aug 1, 2023 CE
CSG Signs Power Trade Deal with Vietnam
CSG and Vietnam Electricity sign a new long-term power purchase agreement, increasing cross-border electricity trade to 3,000 MW. #international #trade
Feb 1, 2024 CE
CSG Launches Carbon Neutrality Roadmap
CSG announces a roadmap to achieve carbon neutrality by 2055, with interim targets including a 30% reduction in carbon intensity by 2030. #climate #sustainability
Jun 1, 2024 CE
CSG's First Offshore Wind Farm Integration
CSG successfully integrates a 1,000 MW offshore wind farm in Guangdong using its advanced HVDC flexible technology, setting a record for offshore wind capacity connected to a single grid. #renewable #wind
Dec 1, 2024 CE
CSG Completes Acquisition of Laos Power Assets
CSG finalizes the acquisition of a 60% stake in Laos' national power grid operator, expanding its influence in Southeast Asia. #acquisition #international
Mar 1, 2025 CE
CSG Exceeds 400 GW Installed Capacity
China Southern Power Grid's total installed generation capacity exceeds 400 gigawatts, with over 60% from renewable sources, highlighting its commitment to green energy. #capacity #renewable