TSTY, established in 1995, a digital and intelligent power equipment company with nearly 30 years of experience.Our core mission is to "empower the global green energy transformation and provide safe, efficient, and intelligent end-to-end solutions." Our products are exported to over 80 countries and regions worldwide. We offer a full range of power equipment, including 10kV-220kV transformers and integrated energy storage converters/step-up units, covering all scenarios from grid upgrades to new energy power plants. Relying on a CNAS-accredited laboratory, 158 core patents, and international certifications such as IEC, UL, CE, and GOST, we use 5G+ intelligent production lines to ensure world-leading product performance and efficiency. For international clients, we offer customized solutions, high-performance products, and 24/7 after-sales support. We have offices in Zambia, Italy, and other locations to support our global footprint with localized services.
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Invention Patents
We have obtained 158 Patents.Such as IS09001, IEC, SGS, CCC, CE, BV, GOST Certified, etc.








Choose TSTY,Choose your reliable transformer manufacturer
TSTY has 24 sales bases.And we also have dedicated sales and after-sales personnel who speak Spanish, Russian, French,ect.
We will provide users with product installation, debugging, operation and after-sales service, and reply to your message in time.
Finding quality problems within one year, replacing them free of charge, and strictly fulfilling the responsibility of "three guarantees"
Whenever and wherever you are interested in our products or have any questions, call soon, we will respond shortly.
Cooperate with 1000+ customers, let's make green electricity change the world together































