UK house of commons
1 single member district candidate for 650 constituencies
Mexico chamber of deputies
300 directly elected SMD by plurality and 200 elected through PR
Mexico chamber of senators
96 members, 3 seats for all 32 states and 32 by PR
Nigeria house of representatives
All directly elected by SMD from 36 states
Nigeria house of senate
3 members directly elected from 36 states FPTP
Russia duma
Half elected through SMD, other half elected through PR
Russia Federation council
Members are appointed by president of the council
China national people’s congress
Indirectly elected through regional and local elections
China head of counties & local legislature
only directly elected section of the government
Iran Majles
Directly elected through multi-member districts for the first round. Candidates must achieve 25%, if not, second round candidates must achieve plurality