Jiangxi chakyu microelectronics ltd. Product promotion display platform. The division's main compound, the hole sensor integrated circuit chip, based on the hole effect principle, consists mainly of switches hall, linear hall, gear hole, hall current sensor chip, and the recently launched photocode chip. The switch can be divided into unipolarity, bipolarity, locking, total polar microworking, high-temperature hall, high-pressure hall and high-frequency hole chips. The hall parameters can be customized to meet different user needs。