The board of directors of SiS Mobile Holdings Limited announced that on 16 December 2022, Ms. Ng See Wai, Rowena has tendered her resignation as an Independent Non-executive Director due to personal affairs, and ceased to be the members of the Company's Audit Committee and Nomination Committee, and chairlady of Remuneration Committee of the Company with effect from 31 December 2022. The Board also announced that Mr. Cheng Tak Chung has been appointed as an independent non-executive director, a member of the Audit Committee, Nomination Committee and Remuneration Committee of the Company, with effect from 1 January 2023. During the period between April 1983 and September 2008, Mr. Cheng Tak Chung (aged 66) served various roles in IBM China/Hong Kong Limited, a multinational technology and consulting corporation, and he held the position of GCG channel director in the general management office before he left such company.

From September 2008 to September 2011, Mr. Cheng worked as the vice president and general manager of Avnet Partner Solutions, greater China region, a distributor of IT services. He has been an independent non-executive director of Microware Group Limited from 14 February 2017. Mr. Cheng received a bachelor's degree in science from the University of Wisconsin-Stevens Point in the United States in August 1980 and a master's degree in business administration from Northern Michigan University in the United States in August 1982.