Shenzhen Maxonic Automation Control Co., Ltd. Senex Branch is a wholly-owned subsidiary of Maxonic. In 1995, American Senex set up a enterprise in Guangzhou. Maxonic acquired Guangzhou Senex in 2013, and then Senex became a national brand in the sensor industry.Senex specializes in R&D of pressure sensors, differential pressure transmitters and temperature instruments. It is a national high-tech enterprise in production and sales.