Abstract: Under the macro\|environment of four synchronization including industrialization， informatization， urbanization and agricultural modernization， we discussed the developmental issues in agricultural informatization in Zhejiang. Agricultural informatization is the objective request of modernization construction. It is essential to grasp the strategic opportunity and establish the awareness of social development to promote agricultural informatization. We proposed that it is necessary to break some key points of agriculture informatization， including expanding applicable fields of modern agricultural geographic information system， strengthening the performance management of Farmer Mailbox， developing the agriculture E\|government in the whole province， carrying out the agricultural E\|commerce and promoting the application of agricultural internet of things.

Key words: four synchronization, agricultural informatization, Zhejiang