China has remained the world's largest manufacturing powerhouse for 15 consecutive years, leading global output in more than 220 major industrial products, said Zheng Shanjie, head of the National Development and Reform Commission, on Wednesday.

Behind this strength are the workers — the backbone of "Made in China." They are the ones who tighten the first screw and bear the final weight.

CGTN's documentary series "Chinese Factories Know How" drops its third episode on July 13. Check out the exclusive posters now!