Original sentence: After Dalai Lama fled Tibet in 1959, the communist government started to abandon serfdom.Chinese government source argues that in Tibet, before the 1950 invasion, serfs and slaves, accounting for more than 95 percent of the population, and they owned no land or other means of production.However, discussion of this subject is hanicapped by the lack of solid data.In between 1951 and 1959 Chinese government made use of forcible corvée labor in order to build infrastructure and requisitioning supplies.Many serfs were allowed to grow their own crops and vegetables, under communist system.Some other source indicate any where from 30 to 60 percent of population were serfs.The CCP did not abolish serfdom immediately after 1951, because China promised that it would preserve the existing social order: the Seventeen-Point Agreement makes that clear.The condition those serfs lived in varies based on location and land owners, some in extreme poverty and some can grow enough food to be immune to famine
Edited sentence: After the serfdom was ended by the communist party in the early 1960s, many serfs were allowed to grow their own crops and vegetables, under communist system.The CCP did not abolish serfdom immediately after 1951, but made use of forcible corvée labor in order to build infrastructure and requisitioning supplies.The condition those serfs lived in were similar to the serfs in Europe's Middle Ages