The Crazy Chinese Inventions That Changed the World

Which of the five titles would you like me to write the article for?
(1) Crazy Chinese: 10 Wild Facts That Will Surprise You
(2) Crazy Chinese Street Foods You Have to Try Once
(3) The Crazy Chinese Inventions That Changed the World
(4) Crazy Chinese Idioms and What They Really Mean
(5) Crazy Chinese Festivals: A Guide to the Most Colorful Celebrations

Or type a different title.