Chief Executive Carrie Lam will visit Beijing, Shanghai, Hangzhou and Tianjin this month.
In Beijing from August 6 to 9 she will visit central ministries and other organisations, accompanied by Financial Secretary Paul Chan and Secretary for Commerce & Economic Development Edward Yau.
In Shanghai on August 22 she will speak at the Celebration of the 20th Anniversary of the Establishment of HKSAR Gala Banquet and meet Shanghai Municipal Government officials.
Mrs Lam will travel to Hangzhou the following day.
In Tianjin from August 26 to 28 she will attend the opening ceremony of the 13th National Games.
She will visit Hong Kong athletes taking part in the event and cheer them on.
