Wrindu announces its Dragon Boat Festival holiday schedule for 2026. Our office will be closed from June 19th to June 21st, and normal operations will resume on June 22nd. During the holiday, response times may be delayed. Please contact us in advance for urgent inquiries. Thank you for your support and happy Dragon Boat Festival!

Discover how Wrindu demonstrated series resonance testing, transformer DC resistance testing, tan delta testing, SF6 analysis, circuit breaker testing, and oil dielectric strength testing during a live factory visit with overseas customers.

Learn overcurrent causes, impacts & prevention. Wrindu testing equipment features built-in overcurrent protection for safe, reliable industrial electrical testing.

Wrindu supplies high-voltage testing equipment for Uganda 132kV substations, supporting UETCL with reliable transformer, relay, SF6, VLF, and cable testing solutions.

Wrindu announces the 2026 Labor Day holiday schedule from May 1 to May 5. Orders will be accepted normally, while shipments and services resume on May 6.

Wrindu announces 2026 Chinese New Year holiday: Feb 12-Feb23, resume Feb24. Orders accepted during holiday, shipments/queries processed from Feb24. Wishing you a prosperous Year of the Horse!

Vietnamese clients visit Wrindu to explore transformer testing solutions, including series resonance devices, oil chromatography, Tan Delta testers and son on.

Wrindu signs a new contract with ETHIOPIAN ELECTRIC POWER to supply transformer, switchgear, and CT/PT testing equipment, which supports Ethiopia's grid upgrade and GERD maintenance.

Wrindu Company recently welcomed Indian customers to our factory. We showcased our high-voltage power testing equipment and strengthened our partnership with international clients.

Wrindu successfully showcased advanced testing instruments at the 2025 Middle East Power & Electrical Equipment Expo in Riyadh. All products sold out, highlighting global trust in Wrindu's quality and innovation.