North Optical-Electric Group Co., Ltd. agreed to acquire an additional 3.13% stake in North Electro-Optic Co.,Ltd. (SHSE:600184) from North Industries Group Investment Management Company Ltd. on March 20, 2023. North Optical-Electric Group Co., Ltd. signed the share transfer agreement to acquire an additional 3.13% stake in North Electro-Optic Co.,Ltd. from North Industries Group Investment Management Company Ltd. for approximately CNY 190 million on May 4, 2023. The consideration will be paid in cash. As reported, North Optical-Electric Group Co., Ltd. will acquire 15.9 million shares in North Electro-Optic Co.,Ltd at a price of CNY 12.23 per share, increasing its ownership stake from 20.36% to 23.48%. 30% of the total purchase price amounting to CNY 58.3 million shall be paid as a deposit within 5 working days after the signing of this agreement and the remaining payment with a total amount of CNY 136.1 million, representing 70% of the transfer price should be settled within 5 working days after obtaining the "Shanghai Stock Exchange Listed Company Share Agreement Transfer Confirmation Form". On March 20, 2023, the board of directors of North Optical-Electric Group Co., Ltd reviewed and approved the acquisition plan.

North Optical-Electric Group Co., Ltd. completed the acquisition of an additional 3.13% stake in North Electro-Optic Co.,Ltd. (SHSE:600184) from North Industries Group Investment Management Company Ltd. on June 30, 2023. On June 30, 2023, North Electro-Optic Co.,Ltd received a notice that China Securities Depository and Clearing Company Limited issued “Securities Transfer Registration Confirmation,” that the transfer of North Electro-Optic Co.,Ltd’s shares is completed.