Traveling to the South China Sea alone or with a tour group

Tour groups. It costs 6,500 yuan to travel to the South China Sea alone, and the price of a tour group is 5,380 yuan, so I went with the tour group. The South China Sea, located in the south of mainland China, is the western Pacific Ocean and one of China's three major marginal seas. The natural sea area of ????this sea area is about 3.5 million square kilometers.