Shenzhen-based microcontroller unit (MCU) maker Fremont Micro Devices recently secured RMB 500 million ($70.49 million) in a Pre-IPO Series completed on September 23, according to a Wednesday report by ijiwei, a Chinese semiconductor consultancy. The funding round was led by Huaxu Investment, with additional participation from Shenzhen Capital Group and Guangzhou Yuexiu Industrial Investment Fund Management, among others. Launched in 2015, the fabless chip designer focuses on MCU, NOR Flash, and power management integrated circuit chips. [ijiwei, in Chinese]