Nanjing Qinheng Microelectronics Co., Ltd. founded in 2004, is an IC communication interface and full-stack MCU design company。

Qinheng specializes in connectivity technology and MCU core development. The company operates a full-stack development model based on self-developed transceiver PHY and processor IP instead of traditionally outsourcing IP integration models. Qinheng provides Ethernet, Bluetooth, USB and PCI interface chips, alongside connectivity/interconnectivity/wireless full-stack MCU+ microcontrollers integrated with these interfaces.