Tianjin Grewin Group is concentrating on transformers for 25 Years and complianted by ISO9001: 2015, CB, IEC CB, CE etc. We're always pay great attention to its business philosophy "Quality and Honesty First". Grewin is specialized in the design and manufacture of wound components such as transformer, current sensors, chokes etc. Windely used in communications, electronics, meters, industrial control, medical equipments and other fields. We are also a provider of power meters and tape and winding machines. 85% of its products exported to America, Europe, and Asia etc. We sincerely invite you to join us to create a bright future.

CZHD--Since 1994, A Joint Venture Capital from China Mainland & Spain HR & DIEMEN EFITER.

Shenzhen Goter Power Technology Co., Ltd. is a professional manufacturer of power supplies. We focus on providing customers with full ranges of highly reliable power supply application solutions and related product development. We aim to ensure the safe operation of electrical equipment, to improve the productivity and availability and to extend the life span. Our main products include EDI / CEDI module power supplies, AC power supplies, DC power supplies, power inverters, UPS uninterruptible power supplies, power transformers and related power accessories. Our company improves customer service systems and strict quality assurance management systems, develops logistics system and has independent R&D and production bases.