Servicing Schedule For Toyota Hiace 1RZ-E engine

Kindly assist me with the servicing schedule for my Toyota Hiace van fitted with 1RZ - DE engine. The vehicle has done 160,000km and will be used heavily as a public minibus vehicle and in high traffic. In other words it will be carrying heavy loads daily and throughout the day. Therefore I want the servicing information regarding;
- oil/oil filter change
- fuel filter
-Air filter
- Coolant
- Automatic transmission fluid
- Timing belt
- Drive belts
And any other information you may feel necessary so as to prolong the service life of the engine.