We do not own a factory — we own the discipline of choosing, auditing and holding factories accountable. That is how we guarantee pricing flexibility and document integrity at the same time.
Each partner is audited by our own team and matched to projects by strength — not by commission.
Founded 1993 · 3,000+ staff · 600,000 m² plant · annual output value of 6 billion RMB (2025). Exports to 130+ countries including North America and Europe. KEMA and UL type-test records; ZGS pad-mounted substations UL-certified for the North American market. National high-tech enterprise.
Full ANSI program: single and three-phase pad-mounted transformers to ANSI/IEEE with NEMA 3R enclosures, loop or radial feed, DOE/CSA efficiency options. Oil-immersed program from 6 kV to 220 kV, epoxy cast-resin dry-type, amorphous series. Offices in Henan and Shanghai.
Complete qualification package: business license, national high-tech enterprise certificate, ISO 9001 / 14001 / 45001, product patents, and — most importantly — full type-test reports for oil-immersed transformers, dry-type transformers and prefabricated substations from national-accredited laboratories.
Standard units ex-works; longer for special designs and high-voltage classes.
Shanghai, Tianjin, Qingdao or Ningbo loading ports; full container and break-bulk handling.
Tender sheets answered with priced technical offers within one business day.
Telegraphic transfer or irrevocable letter of credit for project orders.
We will send factory audit summaries, sample test reports and reference shipment records on request — before you are asked to commit to anything.