principle of reciprocity 對等原則

principle of reciprocity
繁：對等原則
简：对等原则

外交部表示，根據對等原則，中方要求美國駐華使領館，包括駐港澳總領事館，在租賃、購置、出售或處置房地產等時，必須提前向中方提出申請，並獲答覆同意才可進行。

港府稱嚴格依照中央就美駐華使領館處置房地產規定行事（2020年12月30日）。rthk，取自 https://news.rthk.hk/rthk/ch/component/k2/1567894-20201230.htm

Chinese Foreign Ministry spokesman Wang Wenbin said on Wednesday during a regular press briefing that China’s requirement is “in accordance with the principle of reciprocity,” referring to U.S. regulations on the real-estate management of foreign embassies and consulates in America.

China Blocks U.S. Government’s $332 Million Sale of Hong Kong Luxury Apartments. (2020, December 30). The Wall Street Journal. Retrieved from https://www.wsj.com/articles/china-blocks-u-s-governments-332-million-sale-of-hong-kong-luxury-apartments-11609323459