Complex sentence: China's Rural Reform (also called Agricultural Reform) was one of multiple reforms included in the (China's economic reform) in 1978 initiated by Deng Xiaoping, (the leader of the Communist Party of China).
Split into simpler sentences: China's Rural Reform (also called Agricultural Reform) was one of multiple reforms in (China) in the year (1978). The reforms were initiated by Deng Xiaoping, (the leader of the Communist Party of China).