State Grid Corporation of China — briefing note

The world’s largest utility, the backbone of China’s grid and renewables build-out

Briefing on SGCC: scale, leadership, record grid investment, and what it means for an Australian energy analyst.

State Grid Corporation of China (SGCC, 国家电网) is the world’s largest electric utility and, by revenue, one of the three largest companies on Earth. It builds and operates the transmission and distribution networks across roughly 88% of China’s territory, serving about 1.1 billion people, and is the single largest mover of electricity on the planet. It is wholly state-owned, supervised by the central government’s State-owned Assets Supervision and Administration Commission (SASAC).

What they do

SGCC owns and runs the high-voltage transmission and the distribution networks across 26 of China’s provinces, autonomous regions and municipalities (the southern provinces are served by the separate China Southern Power Grid). Its defining engineering capability is ultra-high-voltage (UHV) long-distance transmission — ±800 kV and ±1,100 kV DC and 1,000 kV AC lines that carry power 1,500–3,000 km from the wind, solar and hydro resources of the west and north to the demand centres of the east and south. This UHV backbone is the mechanism for integrating China’s renewables build-out: it moves remote generation to load rather than curtailing it. SGCC is a non-listed central state-owned enterprise reporting to SASAC.

Key financials

Metric Figure Year / currency Note
Revenue US$548.4 bn 2024 (Fortune Global 500, 2025 list) Ranked #3 globally, #1 in China
Net profit ~US$9–10 bn 2024 (est.) Margins thin; regulated returns
Total assets ~US$780 bn 2023 Latest disclosed
Employees ~1.36 million 2023–24
Grid capex (2025) >CNY 650 bn (~US$90 bn) 2025, record Single-year fixed-asset investment
Grid capex (2026–30) ~CNY 4 trillion (~US$574 bn) 15th Five-Year Plan Record, announced Jan 2026

SGCC has placed in the top three of the Fortune Global 500 for years and was again China’s highest-ranked firm on the 2025 list. Net-profit and total-asset figures are the most recent reliably disclosed and are marked as estimates where 2024 audited figures are not public.

Leadership

  • Chairman & Party Secretary: Zhang Zhigang (张智刚), in office since 27 March 2024. Tsinghua-trained electrical engineer; previously SGCC General Manager. He succeeded Xin Bao’an, who chaired SGCC from 2021 to March 2024 and now leads industry bodies (GEIDCO, China Electricity Council). Note: some English profiles, including Wikipedia’s infobox, still list Xin Bao’an as chairman — that is out of date; Zhang Zhigang is the current chairman as of mid-2026.
  • President / General Manager: Pang Xiaogang (庞骁刚), General Manager and Deputy Party Secretary since June 2023. He sets SGCC’s annual operating priorities.

SGCC is led by a Chairman (concurrently Party Secretary), not a Western-style CEO; the President/General Manager runs operations.

Recent news

  • Jan 2026 — SGCC unveiled a record ~CNY 4 trillion (~US$574 bn) grid investment plan for the 2026–2030 (15th Five-Year Plan) period, including >CNY 240 bn for R&D on the “new power system.”
  • 2025 — Single-year fixed-asset investment hit a record >CNY 650 bn; SGCC targets connecting ~200 GW/yr of new wind and solar within its footprint.
  • 2026–2030 pipeline — 15 new UHV transmission lines planned, lifting cross-provincial/cross-regional transfer capacity more than 30–35% above 2025 levels.
  • Jun 2025 — Commissioned the ±800 kV Hami (Xinjiang) to Chongqing UHV DC line, ~36 TWh/yr, over half from renewables.
  • Dec 2025 — Energised the first UHV line reaching the Qinghai–Tibet plateau (Tibet to Hubei, ~1,900 km), an “expressway” for clean power to central China.
  • Overseas — Holds grid assets in ~9 countries (Brazil, Portugal, Greece, Italy, Chile, the Philippines, Oman, Pakistan, Australia); overseas investment exceeds US$21 bn, ~60% in Brazil (CPFL, Belo Monte lines).

Relevance to the visit

For an analyst covering the National Electricity Market, SGCC is the clearest illustration that transmission, not generation, is the binding constraint on decarbonisation — and that China is resolving it at a scale Australia is not approaching. SGCC’s UHV DC corridors move tens of TWh per line across distances longer than Perth-to-Sydney; Australia’s flagship transmission projects (HumeLink, VNI West, Marinus Link, EnergyConnect) are measured in hundreds of MW to a few GW and have taken the better part of a decade each to plan and contest. SGCC’s single-year grid capex (>CNY 650 bn, ~US$90 bn) exceeds the entire AEMO Integrated System Plan transmission programme out to 2050. The scale contrast is also a governance contrast: SGCC plans, finances and builds as one vertically integrated state monopoly with no contestability or social-licence litigation, whereas the NEM’s transmission build is split across TNSPs, AEMO planning, and state approvals. Of direct interest: SGCC already owns Australian network assets of its own — a 60% stake in Jemena/SGSP (Australia) Assets, ~46% of ElectraNet (the South Australian transmission network), and a minority stake in the former SP AusNet — so it is both a benchmark and a stakeholder in the NEM’s own grid.

Sources