CHA [CHINA TELECOM] 6-K: 1.1 Annual report for the year ended December
[1.1 Annual report for the year ended December 31, 2019, released on April 9, 2020 1.2 Announcement of notice of annual general meeting, dated April 9, 2020 1.3 Circular regarding proposed re-election and election of directors, proposed re-election of supervisors, proposed amendments to articles of a]