Tetrazole is an important five-membered aromatic heterocycle with poly-nitrogen electron-rich planar structural feature.This unique structure endows tetrazole derivatives as drugs, explosives, functional materials etc. to exhibit wide potential applications in medicinal, agrochemical, material science and so on.Relevant researches have been becoming active and some important achievements have been made.Based our work on azoles and referring to other literature in recent 5 years, this review systematically summarized the recent advances in the synthesis of tetrazole compounds and their application researches as medicinal drugs, agrochemicals and materials.