CHU [CHINA UNICOM (HONG KONG)] IRANNOTICE: April 21, 2017 VIA EDGAR 100 F Street,
[April 21, 2017 VIA EDGAR 100 F Street, N.E. Re: Notice of Disclosure Filed in Annual Report on Form 20-F Under Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 and Section 13(r) of the Exchange Act Ladies and Gentlemen: Respectfully submitted, CHINA UNICOM (HONG KONG) LIMI]