Guangzhou Xingyi Electronic Technology Co., Ltd. (Zhengdian Atom) is a national high-tech enterprise engaged in the integration of software and hardware R&D and sales of embedded development platforms, IOT Internet of Things, quadcopters, instrumentation and enterprise services. Founded in 2012, the company is the most well-known embedded development platform supplier in China. Its products are exported to Southeast Asia, Europe and the United States. Hundreds of domestic university laboratories and training institutions use the Zhengdian Atom development platform as an experimental teaching platform. As the leader in the STM32 development platform industry, the company's STM32 series development platforms (Apollo, Explorer, Battleship Board, Elite Board, Mini Board, etc.) have been widely praised by customers. The company has applied for a number of patents and copyrights, and published more than 10 professional books such as "Mastering STM32F4", "Atoms Teaches You to Play STM32", "STM32 Examples" and "FreeRTOS Source Code Detailed Explanation and Application Development". The publishing house maintains a long-term partnership with ST's official STMicroelectronics company. Mr. Jindong Cao (Senior Marketing Manager of ST China), Mr. Peng Zunian (Marketing Manager of ST South China), and Mr. Renaud (ST High-Performance MCU Products) of STMicroelectronics Manager) and others have visited our company many times for exchanges and guidance.