Since an assumption is any idea one accepts as accurate without knowing it is true, no, sir, I do not have evidence to support my claim. I cannot and do not ascribe intent concerning the CCP and its approach to domestic chattel slavery. It is a supposition based on the CCP's overall approach to the well-being of its citizenry, which is one of the world's finest. As mentioned, China's average life expectancy in 1949 was 36 years, which is currently 78.08 years.
According to the Pew Research Center, the percentage of China's workers in its middle-income strata increased from 3.1% in 2000 to slightly more than 50% by 2018. By the end of the 2020s, an additional 80 million workers will accompany them. By contrast, the U.S.'s "middle class" fell from 61% of its population in 1971 to roughly 50% today.