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Party history study and education socialism Daqing Oilfield
12-20
Party history study and education Rural people's communes Party central committee Mao Zedong
12-17
Party history study and education Cpc central committee Chen yun Liu Shaoqi Mao Zedong
Party history study and education petroleum Daqing Daqing Oilfield PetroChina
12-16
Party history study and education National Museum of China Tiananmen square Beijing Hall Diaoyutai State Guest House
12-15
Party history study and education socialism Mao Zedong
12-12