Comba Telecom : ANNOUNCEMENT MADE PURSUANT TO RULE 13.51B(2) OF THE LISTING RULES

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.

COMBA TELECOM SYSTEMS HOLDINGS LIMITED

京 信 通 信 系 統 控 股 有 限 公 司

(Incorporated in the Cayman Islands with limited liability)

(Stock Code: 2342)

ANNOUNCEMENT MADE PURSUANT TO RULE 13.51B(2)

OF THE LISTING RULES

This announcement is made by Comba Telecom Systems Holdings Limited (the "Company", together with its subsidiaries as the "Group") pursuant to Rule 13.51B(2) of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the "Listing Rules").

It is recently brought to the attention of the board (the "Board") of directors (the "Director(s)") of the Company that the Securities and Futures Commission (the "SFC") has commenced proceedings (the "Proceedings") in the Market Misconduct Tribunal against China Medical & Healthcare Group Limited (formerly known as COL Capital Limited) ("COL") (Stock Code:

1. and six individuals including, among others, Mr. Lau Siu Ki, Kevin ("Mr. Lau"), for alleged late disclosure of inside information in 2014. Mr. Lau was independent non-executive director of COL until his retirement on 6 December 2018. Mr. Lau is an independent non- executive Director of the Company and he is not involved in the management of the day-to- day business and operations of the Group.

Mr. Lau has informed the Company that he disagrees with the SFC's allegations against him in the Proceedings, and that he intends to contest the Proceedings vigorously. In the meantime, and until the Proceedings conclude, no findings in the Proceedings have been made in respect of him.

The Proceedings have no relationship whatsoever with the Group's business and operations, the other Directors (other than Mr. Lau) and senior management of the Company, or the Company's shares and other securities and the Company has not previously been informed by Mr. Lau of the Proceedings.

It is expected that the Proceedings will not have any material effect on the business operations and/or financial position of the Company and/or any of its subsidiaries.

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Further announcement will be made by the Company as and when appropriate in compliance with the Listing Rules.

On behalf of the Board

Comba Telecom Systems Holdings Limited

Fok Tung Ling

Chairman

Hong Kong, 4 November 2019

As at the date of this announcement, the Board comprises the following executive Directors: Mr. FOK Tung Ling, Mr. ZHANG Yue Jun, Mr. XU Huijun, Mr. CHANG Fei Fu, Mr. BU Binlong, Mr. WU Tielong and Ms. HUO Xinru; and the following independent non-executive Directors: Mr. LAU Siu Ki, Kevin, Dr. LIN Jin Tong, Ms. NG Yi Kum and Ms. LEUNG Hoi Wai.

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