Brand: WCH

Nanjing Qinheng Microelectronics Co., Ltd.

Nanjing Qinheng Microelectronics Co., Ltd. is an IC design company founded in 2004, focusing on chips and solutions for connectivity and control in the IoT field. Its main products include wired and wireless network interface chips, USB and PCI interface chips, and microcontrollers with integrated interfaces. Its technical expertise spans ADC, MCU, human-machine interaction (HID/LED/LCD/TouchKey), Ethernet/BLE networking, USB/PCI/PCIe interface communication, data security (USB/SATA disk encryption, one-way isolation), and IoT protocols, delivering integrated 'sensing + control + connectivity + cloud' solutions.

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