The invention discloses a plantation resource management, seed research and development and seed and agricultural product whole-process traceability transaction system based on social group identities. The system is abbreviated as the 'Zhongqunyun' platform and is a novel commercial mode. According to the invention, by constructing an Internet platform, related participants of plantation industrial chains of group technology training, variety displaying, seed breeders, seed producers, major planters, technical professors, demonstration and experiment workers, third-party detection mechanisms, insurance companies, variety permission self service and agricultural products are connected so that the whole processes from breeding to planting to eating of seeds are traceable. On one hand, safe agricultural products and deep-processing products are provided for consumers and on the other hand, benefit of planters is ensured. Thus, the risk of blind mutually betting in different stages of the industrial chain is avoided, enthusiasms in planting the crops of famers is improved and the whole industrial chain is joinable, transparent and sharable.