China Unicom Hong Kong : Further Implementation of the Policy Requirements and Work Deployment of the State Regarding Network Speed Upgrade and Tariff Reduction

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.

中國聯合網絡通信(香港)股份有限公司

(Incorporated in Hong Kong with limited liability)

This announcement is made pursuant to Rule 13.09 of the Rules Governing the Listing of the Securities on The Stock Exchange of Hong Kong Limited and Part XIV A of the Securities and Futures Ordinance (Cap. 571 of the Laws of Hong Kong).

In order to further implement the policy requirements and work deployment of the State regarding network speed upgrade & tariff reduction, China Unicom (Hong Kong) Limited (the "Company") announces that it will substantially reduce Internet private line access tariff for small and medium enterprises, reduce international long-distance call tariff, and, from 1 October 2017 onwards, stop charging mobile handset subscribers domestic long-distance and roaming fee. The Company expects that the aforementioned tariff reduction measures will impact the operating revenue and net profit of the Company to a certain extent. The Company will continue to deepen the implementation of Focus Strategy, accelerate innovative transformation and optimise business structure so as to achieve continuous healthy business development along with the implementation of speed upgrade and tariff reduction.

By order of the Board

Company Secretary

Hong Kong, 6 March 2017

Certain statements contained in this announcement may be viewed as "forward-looking statements" within the meaning of Section 27A of the U.S. Securities Act of 1933 (as amended) and Section 21E of the U.S. Securities Exchange Act of 1934 (as amended). Such forward-looking statements are

subject to known and unknown risks, uncertainties and other factors, which may cause the actual performance, financial condition or results of operations of the Company to be materially different from any future performance, financial condition or results of operations implied by such forward looking statements. In addition, we do not intend to update these forward-looking statements. Further information regarding these risks, uncertainties and other factors is included in the Company's most recent Annual Report on Form 20-F filed with the U.S. Securities and Exchange Commission (the "SEC") and in the Company's other filings with the SEC.

As at the date of this announcement, the board of directors of the Company comprises: