Specifically, how does Vietnam face competition when China succeeds in cultivation?

Five years ago, some Chinese enterprises began to experiment with growing longans on Hainan Island to reduce dependence on imported supplies and shorten the time to bring fresh fruit to consumers. According to the Hainan Academy of Agricultural Sciences, the cultivation area here has increased nearly fourfold over five years, from 700 hectares in 2000 to 2,600 hectares in 2025. The average area of longan cultivation in China increased by 30% per year. Longans are grown in the regions of Sanya, Baoding, Luodong, and Ling Shui of Hainan Island, of which about 267 hectares have been harvested. Currently, each kilogram of Chinese longan is about 100 Chinese yuan, equivalent to 340,000 Vietnamese dong. Experts in the country expect that as domestic production increases, the selling price will drop to about 20 Chinese yuan per kilogram (70,000 Vietnamese dong), similar to the price of red grapes and milk grapes when they are successfully grown. However, to achieve this, they must expand ...