Certain A Shares of Shenzhen Sosen Electronics Co., Ltd are subject to a Lock-Up Agreement Ending on 7-JUN-2022. These A Shares will be under lockup for 372 days starting from 31-MAY-2021 to 7-JUN-2022. Details: The Company's actual controllers Tian Nianbin and Wang Zongyou committed to not transfer or entrust to a third party the Company's shares they hold directly or indirectly before the issuance, or allow the company to repurchase those shares within 36 months from the listing date. If within 6 months after the listing, the closing price of the shares is lower than the issuance price for 20 consecutive trading days or if the trading price is lower than the issuance price 6 months after listing, the lock-up period will be automatically extended for another 6 months. While holding office, they committed to transfer not more than 25% of shares held each year. The Company's directors, supervisors, and senior management Zou Chaoyang, Tang Bobing, Luo Genshui, Tian Dayong, Ling Caimeng, and Jiang Xiaoqin committed: to not transfer or entrust to a third party the Company's shares they hold directly or indirectly before the issuance, or allow the company to repurchase those shares within 12 months from the listing date. If within 6 months after the listing, the closing price of the shares is lower than the issuance price for 20 consecutive trading days or if the trading price is lower than the issuance price 6 months after listing, the lock-up period will be automatically extended for another 6 months. While holding office, they committed to transfer not more than 25% of shares held each year. The Company's shareholders Shenzhen Songsheng Investment Partnership Enterprise (Limited Partnership), Haining Dongzheng Hande Investment Partnership Enterprise (Limited Partnership), Ningbo Meishan Bonded Port Area Dongzheng Xiade Investment Partnership Enterprise (Limited Partnership), Shenzhen Songsheng Information Technology Partnership Enterprise (Limited Partnership), Shenzhen Songsheng Management Consulting Partnership Enterprise (Limited Partnership), Zhejiang Meinong Asset Management Co., Ltd., Shenzhen Talent Innovation and Entrepreneurship No. 3 Phase I Equity Investment Fund Partnership Enterprise (Limited Partnership), Shenzhen Small & Medium Credit Venture Capital Co., Ltd., Shenzhen Qianhai Pingchuan Investment Center (Limited Partnership) committed to not transfer or entrust to a third party the Company's shares they hold directly or indirectly before the issuance, or allow the company to repurchase those shares within 12 months from the listing date.