Milestones: 1975

-- China's largest hydroelectric power station, Liujiaxia Hydropower Station on Huanghe River in Gansu province, is completed in February.

-- China announces a plan to achieve modernization of industry, agriculture, defense, science and technology by the end of the 20th century.

-- Massive movement to criticize Deng Xiaoping starts in November.

-- On Nov 26, China launches its first recoverable satellite, a remote sensing device. Three days later, the satellite returns to Earth on schedule.