This photo taken on Oct. 7, 2025 shows a model for the Long March-5B carrier rocket displayed at the Wenchang Aerospace Science and Education Center in Wenchang, south China's Hainan Province. The upgrade project of the Wenchang Aerospace Science and Education Center is nearing completion. In preparation for its official opening, the center is open to the public free of charge for a limited time, allowing visitors to experience its operation and services firsthand. Following the renovation, the exhibition now features immersive experiences in aerospace history, rocket launches, space science and future exploration. (Xinhua/Pu Xiaoxu)