Does the patronage system or the apprentice system exist today if so in what fields?

Yes, it does.

The patronage system refers to a form of financial aid given to a certain people in order to support their work since their work is not commonly profitable.

Today, the patronage system exist in crowd funding. The fields could vary from arts, technology, fashion, or any other industries as long as they collect the interest of the mass.

For example, online creators these day could utilize website called patreon to seek people that willing to fund their projects.

Or

new companies that want to collect capital to mass produce their invention could ask for help in a website called kickstarter.

the graphs indicate that few people in bolivia work in industry, as that is the least expressive sector shown in the respective graphic.

in 1989, tiananmen square in beijing was the site of china’s main industries. china’s government headquarters. -pro-democracy demonstrations. (second choice)