Hubei Tianrui Electronic Co., Ltd. was founded in 1998, generates manufacture, market, research and development . Over 20 years experience and listed in Year 2016. Stock code: 837601. Our products of Current transformer, Current sensor, Rogowski coil, Electric quality transformer are applying in replay protection, power automation, industrial control, new energy, rail transportation, communication. Tianrui has certifications including ISO 9001:2015,ISO 14001:2015,ISO 45001:2018,RoHS, CE and more than 50 patents .We have intelligent equipment all over the workshop and branches in Nanjing that contain Ultrasonic welding, high pressure laboratory , 6 automatic production and inspection lines, full set of EMC testing system. OEM ,ODM are available for us. Tianrui as a high-tech industry also focuses on R&D, products in reality application has been designed, 3-D printing, version-determined and can be put into production soon after production evaluation. Whether selecting a current product from our catalog or seeking engineering assistance for your application. The market response speed is fast, the depth cooperates with famous enterprises worldwide. Therefore, we have gained an international recognition in technology and reliable quality which facilities our popularity among lots of countries. We have confidence in supplying you the competitive products, hope to establish the cooperation relationship with you in near future .