Indonesia employs a maximum and minimum speed limit, even though it's merely recommendation rather than a rule. 

The general speed limits are as follows:

 In highways is  for inner city highway and  for outer city highway.
 In intercity roads is ).
 In metropolitan area, the maximum speed is .
 In countryside and settlements area, the maximum speed is .

But, since April 2022, speed cameras are used to enforce speed limits on toll roads in Indonesia. Those who broke the speed limit will be fined by electronic ticket. Those speed cameras are also monitoring for "vehicle overcapacity" violation.

References

Further reading 
 

Indonesia
Road transport in Indonesia