The Hainan Tropical Rainforest National Park Scenic Road welcomed the public on Sunday, boasting a total investment exceeding 5 billion yuan ($690 million). Spanning 466 kilometers, the road winds through mountains and hills, linking towns and villages across nine cities and counties, including Lingshui, Baoting, Sanya, Ledong, Dongfang, Changjiang, Baisha, Danzhou and Qiongzhong, showcasing a blend of natural and cultural landscapes along its route.