Luo Xueyao didn't know how to make a tricycle, but she could easily buy a few back and let Luo Qingchuan take them apart for fun.
Given Luo Qingchuan's intelligence, she believed that after a few rounds of disassembling and reassembling, he would figure out the operating principles and be able to design a new type of tricycle suited for this era.
The small carriage was light and convenient, arriving at the cement plant in no time.
Chapter 166