Factory owners who treated their workers well and donated large sums of money to good causes is known as

philanthropists

Explanation:

Rather than keeping their wealth for their own, philanthropists dedicated to allocated their wealth to contribute to the advancement of society.  They usually make cooperative effort with several charity organizations in order to make the while charity process become more efficient.

One example of a philanthropist in modern day era is Bill gates, the founder of Microsoft. So far, He and his wife has pledged around 95% of their wealth for charitable purposes.

a

explanation:

in the 1800s, chinese workers migrated to the united states, first to work in the gold mines, but also to take agricultural jobs, and factory work, especially in the garment industry. chinese immigrants were particularly instrumental in building railroads in the american west, and as chinese laborers grew successful in the united states, a number of them became entrepreneurs in their own right. as the numbers of chinese laborers increased, so did the strength of anti-chinese sentiment among other workers in the american economy. this finally resulted in legislation that aimed to limit future immigration of chinese workers to the united states, and threatened to sour diplomatic relations between the united states and china.