Bojing company was established in 2009. It mainly engages in the research and development, production and sales of current and voltage transformers, residual current transformers, Hall sensors, Rogowski coils, magnetic modulation and fluxgate technology sensors. The company focuses on product research and development, design and production, and is equipped with a professional research and development and production team. We have achieved fruitful results in product innovation and has obtained nearly 10 invention patent licenses, more than a dozen utility model patent licenses, and nearly 20 appearance patent licenses.