STB is the brand identifier of Shenzhen Shentebian Electric Equipment Co., Ltd.
Founded in 2004 and based in Longgang District, Shenzhen, the company is a high-tech enterprise specializing in the manufacturing of power equipment such as transformers. The English domain name of the official website () and the corporate email (stb@shentebian.com) both reflect that STB is its primary brand identity.
The company holds 12 registered trademarks. STB-branded products include dry-type transformers, oil-immersed transformers, compact substations, and the STB series of surge protective devices.
