State Grid Corp of China (SGCC)
World's largest utility — 5+ sync regions tied by UHV DC; 1000 kV UHV AC
Overview
State Grid Corporation of China (SGCC) — the world's largest utility and transformer buyer, procuring UHV 1000 kV AC and ±1100 kV DC equipment at scale.
Grid characteristics
- Operating region: China — East Asia
- System frequency: 50 Hz
- Synchronous area: SGCC + CSG regions
- Top voltage class: 1000 kV / ±1100 kV DC
Transformer & substation profile
- Highest voltage class in this market: 1000 kV / ±1100 kV DC
- Transformer demand driver: World's largest utility — 5+ sync regions tied by UHV DC; 1000 kV UHV AC
- Procurement notes: Utilities in this market procure against national grid codes and international standards — verify the governing standard before a tender.
Relevant manufacturers
47 transformer makers recorded in the China census — power, distribution and dry-type. Verify capability before a decision.
TBEA Group (Changji HQ; Shenyang, Hengyang, Tianjin plants) China XD Group (Xi'an XD Transformer) Baoding Tianwei Baobian Electric (Tianwei Group) Shandong Taikai (Taikai Group) Shandong Taishan / Luneng Mount Tai (Taishan Group) Sieyuan Electric (incl. Changzhou Sieyuan-Toshiba) Jiangsu Huapeng (JSHP, Huapeng Group) Jiangsu Yawei Transformer Hainan Jinpan (Jinpan Group; Guilin, Yangzhou) CHINT Transformers (CHINT Group) Sunten Electric Daelim Belefic / Daelim Transformer Shandong Dahua (SD New Energy) Qingdao Qingdian Electric Group
Market context
Latest TransformerPath intel
- No recent TransformerPath intel for this market yet.
Related projects
- No transformer-relevant project records yet for this market — see the projects list.
Upcoming events
- CSEE 2026 — China (Wenzhou) Int'l Electric Power Fair 2026-03-20 · Wenzhou, China
- Yangtze New Power & Smart Energy Expo 2026 (Wuhan) 2026-04-24 · Wuhan, China
- CIPIE 2026 — China (Sichuan) Int'l Power Industry Expo 2026-05-28 · Chengdu, China
Last reviewed: 2026-08-28. Sources: official utility / operator filings and public announcements; maintained encyclopedia-style from the TransformerPath grid census. Report a correction.
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