Group 1 - Wuxi Chengheng Microelectronics Co., Ltd. has completed its Series A financing round, with the amount undisclosed [1][2] - The investment institutions involved in this financing include Lingang Science and Technology Investment, Jingjia Micro, and Caixin Industrial Fund [1][2] - Chengheng Microelectronics focuses on integrated circuit and chip research and development, including integrated circuit design, chip manufacturing, software development, information system integration services, data processing and storage support services, computer system services, and IT consulting services [2]