Your car must be cheap price, highly fuction, fuel efficient, comfortable, safe, and the last is low cost operation. For operational car need four of the five requirement of the car except comfortable because it should be strong and highly function and with low price in order become the prefer transportation vehicle. To make the price is quite low, this include on how this car is produced and distribute, because this also need cost.
Operational cost in China become special intense, they modify how the car can be produced, what the material can be used, and how the car will distribute. Look on the picture below how their effort to make more efficient.