Group 1 - The company is planning to acquire minority stakes in its subsidiary, SMIC North Integrated Circuit Manufacturing (Beijing) Co., Ltd. (referred to as "SMIC North"), through an A-share issuance, with a stock suspension expected to last no more than 10 trading days [2] - Currently, the company and its subsidiaries hold a 51% stake in SMIC North, and the transaction is in the planning stage with potential counterparties including several investment firms and funds [2] - SMIC North was established in July 2013 with a registered capital of 480 million USD, focusing on the manufacturing of semiconductor integrated circuits, particularly for consumer electronics [3] Group 2 - The company has seen changes in ownership structure, with the National Integrated Circuit Industry Investment Fund becoming a significant shareholder in May 2016, holding 26.5% after investing 636 million USD, which reduced the company's stake to 51% [4] - In August 2017, further investments increased the registered capital of SMIC North from 2.4 billion USD to 4.8 billion USD, with a total planned investment of 7.2 billion USD to enhance production capacity [4] - SMIC North currently operates two production lines with a monthly capacity of 35,000 wafers each, producing products using 40nm and 28nm technologies, serving various applications in mobile phones, automotive electronics, and more [4]