Shenzhen Qianhai Weisheng Intelligent Technology Co., Ltd. is a high-tech company mainly engaged in the research and development, solution development and related product sales of integrated circuit chips related to the Internet of Things fields such as radio frequency and MCU. The main products include SUB-1G field 315MHz/433MHz and other frequency band receiving and transmitting chips, non-contact NFC card reader chips, Bluetooth BLE SOC chips, general 8/32-bit MCU chips and other core components of the Internet of Things. It enjoys a high market share and popularity in the fields of home appliances, smart homes, Internet of Things, smart wearables, etc., and is one of the semiconductor manufacturers with the largest sales volume in RF connectivity devices and other fields.