- 外交大臣 wàijiāodàchén foreign secretaryForeign Secretary; specifically the Secretary of State for Foreign and Commonwealth Affairs in the UK or a similar high-ranking diplomat in a monarchy
- 上交大 shàngjiāodà Shanghai Jiao Tong University(abbreviation) Shanghai Jiao Tong University
- 上海交大 shànghǎijiāodà Shanghai Jiao Tong UniversityShanghai Jiao Tong University, a major research university in Shanghai
