not necessary
Wuyang Honda Hi-Shark 125 scooter is driven by belt, not chain.
The car matches Honda's original shark technology engine, which is a two-valve air-cooled engine driven by CVT continuously variable gearbox, and the gearbox is driven by belt. At the same time, Honda's original iF EFI system is blessed. The car is quite fuel efficient, and the failure rate of EFI in the later period is extremely low.