Hubei Tianrui Electronics Co., Ltd. was established in 1998, integrating production, sales and research and development. More than 20 years of experience, listed in 2016. Stock code: 837601. Our current transformers, current sensors, Rogowski coils, and high-quality transformers are used in replay protection, power automation, industrial control, new energy, rail transit, communications and other fields. Tianrui has ISO9001, ISO14001, ISO45001, ROHS, CE and other certifications and more than 50 patents. Our workshop and branch in Nanjing have intelligent equipment, including ultrasonic welding, high pressure laboratory, 6 automated production and testing lines, and a full set of EMC testing systems. OEM, ODM are available for us. As a high-tech industry, Tianrui also pays attention to research and development, product practical application design, 3D printing, finalization, and production can be put into production after production evaluation. Whether choosing a current product from our catalog or seeking engineering help for your application. The market responds quickly and cooperates deeply with world-renowned enterprises. Therefore, we have gained international recognition for our technology and reliable quality, which has given us a great reputation in many countries. We are confident to provide you with competitive products and hope to establish a cooperative relationship with you in the near future.