What can you do with 620 yuan if you were an 11-year-old? Shao Zijin from Quzhou, east China’s Zhejiang Province, used such an amount of money to make himself a karting-like vehicle this summer holiday. /VCG Photo

Shao who dreams of becoming an inventor spent a month browsing the internet and watching videos to learn the fundamentals of karting. /VCG Photo

He bought a disused storage battery car from a repair shop and bicycle wheels, together with some aluminum alloy materials to be used as the structure of his vehicle. /VCG Photo

“I made it by trial and error but finally succeeded. It feels great,” Shao excitingly shouted. /VCG Photo