Group 1 - The company has received approval from the China Securities Regulatory Commission to issue convertible bonds totaling RMB 850 million, with a net amount of RMB 838.79 million after deducting issuance costs of RMB 11.21 million [2][3] - The company has established a special account for the management of the raised funds and signed a tripartite supervision agreement to ensure proper use and storage of the funds [3][4][5] Group 2 - The special account is designated solely for the storage and use of funds related to specific projects, such as the high-foot micro-sized bump packaging and testing project [5][10] - The supervising party, CITIC Securities, is responsible for monitoring the use of the raised funds and must conduct at least biannual inspections [6][18] - The agreement stipulates that any withdrawal exceeding RMB 50 million or 20% of the net raised funds must be reported to the supervising party [7][24]