Doumob announced that due to their desire to devote more attention and dedication to their other business engagements, Mr. Meng Dawei (Mr. Meng) and Ms. Fan Zijing (Ms. Fan) have tendered their resignation as executive Directors of the Company with effect from 13 July 2022. Mr. Meng and Ms. Fan have confirmed that they have no disagreement with the Board and there is no matter which needs to be brought to the attention of the shareholders of the Company in respect of their resignation. The board further announces that, Ms. Liu Yuanyuan (Ms. Liu) has been appointed as an executive Director of the Company with effect from 13 July 2022.

Ms. Liu, aged 39, has over ten years of experience in sales and marketing. From 2005 to 2007, Liu worked as a marketing manager at Beijing Aozhong Xingye Real Estate Development Co. Ltd. From 2007 to 2009, Liu worked as a senior marketing manager at Beijing Pengrun Real Estate Development Co.

Ltd. From 2010 to 2013, Liu worked as the marketing director at Zhejiang Sanyou Real Estate Group Weifang Branch. From 2013 to 2019, Liu was the founder of Niushiji Jewelry Co. Ltd. which engages in authenticating, designing and sales of jewelry.

Since 2019, Liu has been working as the Director of the Administration Department of Beijing Doumob Information Technology Co. Ltd. Ms. Liu obtained a bachelor's degree in Art Design from School of Communication and Arts at Beijing Technology and Business University in July 2005.