Chenggong Seaside Park is close to Sanxiantai and located on the northeast of Chenggong New Harbor. It is not only a great place for locals to take a walk or ride bikes but also a midway stop for cycling enthusiasts during their trip on the East Coast. Chenggong Seaside Parks connects to attractions such as Sanxiantai, New Harbor, Chenggong Marine Environmental Education Center, Taitung Ocean Dream, and Pisirian (Bixilian) to offer various activities such as whale watching, environmental education, ecological and tribal in-depth guided tours, cycling, sunrise watching, and outdoor concerts.

Chenggong Seaside Park is also accessible and friendly to all visitors. Ride a bike and tour around the East Coast at a relaxed pace. Take a break here whenever you feel like one and enjoy the beautiful seaside view of Sanxiantai.