On the Houlong to Taichung route, the Taiwan Railways Administration operates the local services, mainly served by the Puyuma Express and the Tze-Chiang Limited Express trains. The Puyuma Express offers a smooth ride with a travel speed of up to 130 km/h (81 mph), typically completing the journey in about 40 minutes with a few stops along the way. The Tze-Chiang Limited Express takes a slightly longer route, with travel times around 50 minutes, but it also makes several stops, ensuring access to more regional destinations. Both services feature comfortable seating and are equipped with basic onboard amenities for passengers. For travelers looking for a quicker ride, the Puyuma Express is a suitable choice, while the Tze-Chiang Limited Express can be a better option for those wanting the flexibility of more station stops.