Search and identification of GRBs; Studies of temporal and spectral properties of GRBs; Localization of GRBs; Participation in the global collaborations (such as GCN and IPN) for the joint observation and localization of GRBs; Follow-up observations of important GRBs detected by Insight-HXMT; Joint data analysis of Insight-HXMT and other multi-wavelength telescopes for GRB physics.