Institute of Scientific and Technical Information Chinese Academy of Tropical Agricultural Sciences Haikou 571101 China;
South Asian Tropical Crops Research Institute Chinese Academy of Tropical Agricultural Sciences Zhanjiang 524091 China;
South Asian Tropical Crops Research Institute Chinese Academy of Tropical Agricultural Sciences Zhanjiang 524091 China;
South Asian Tropical Crops Research Institute Chinese Academy of Tropical Agricultural Sciences Zhanjiang 524091 China;
Internet of Things; Hainan; Tropical fruit; Dynamic pricing; Pricing model;