Certain A Shares of Leedarson IoT Technology Inc. are subject to a Lock-Up Agreement Ending on 20-JUL-2022. These A Shares will be under lockup for 371 days starting from 14-JUL-2021 to 20-JUL-2022. Details: The company's controlling shareholders and actual controllers, Li Jianghuai and Mi Li promised within 36 months since the date of listing of the present shares, there will not be no transfers nor entrustment of shares to any third party nor repurchase by the company. Li Yongchuan promised within 36 months since the date of listing of the present shares, there will not be no transfers nor entrustment of shares to any third party nor repurchase by the Company. Li Safan, Li Sayu and Li Chunhua within 36 months since the date of listing of the present shares, there will be no transfers nor entrustment of shares to any third party nor repurchase by the company. Li Dongmin and Yang Jinmei promised within 36 months since the date of listing of the present shares, there will be no transfers nor entrustment of shares to any third party nor repurchase by the company. Yang Qilong, Wu Shiqiang and Bai Shuangshuang promised within 12 months since the date of listing of the present shares, there will be no transfers nor entrustment of shares to any third party nor repurchase by the company.