sentences:  Later, France would seize Guangzhouwan as a treaty port, and take its own concession in the treaty port of Shanghai.Kwangchow Wan, (Guangzhouwan), was leased by China to France for 99 years (or until 1997, as the British did in Hong Kong's New Territories), according to the Treaty of 12 April 1898, on 27 May as "Territoire de Kouang-Tchéou-Wan", to counter the growing commercial power of British Hong Kong and was effectively placed under the authority of the French Resident Superior in Tonkin (itself under the Governor General of French Indochina, also in Hanoi); the French Resident was represented locally by Administrators.For centuries China had claimed the Indo-China territory to its south as a tributary state, but France began a series of invasions, turning French Indochina into its own colony.