The board of directors of Yunbo Digital Synergy Group Limited announced that Mr. Chow Chun Man will resign as the company secretary of the company with effect from 1 August 2017. The Board announced that Mr. Tung Tat Chiu Michael will be appointed as the Company Secretary under Rule 5.14 of the GEM Listing Rules with effect from 1 August 2017. Mr. Tung Tat Chiu Michael has over 25 years of experience as a practising solicitor in Hong Kong. Mr. Tung currently serves as a company secretary of Petro-king Oilfield Services Limited and a joint company secretary of Jiangxi Copper Company Limited, Harbin Electric Company Limited and Qingling Motors Co. Ltd, respectively.

The Board announced that the company's principal place of business in Hong Kong will be changed to Unit 1201-5, China Resources Building, No. 26 Harbour Road, Wanchai, Hong Kong with effect from 1 August 2017.