The utility model discloses a preparation A qishatan's production system belongs to chemical production equipment technical field. This system includes ring closure and carboxyl amine workshop section, cyclization and hydrolysises workshop section and purification workshop section, ring closure and carboxyl amine workshop section include ring closure reation kettle, glacial acetic acid storage tank, ring closure centrifuge, ring closure mother liquor buffer tank, ethanol stills, ethanol condenser, wash buffer tank, ethanol storage tank, carboxyl amine reation kettle, carboxyl amine pressure filter, ethyl acetate stills, ethyl acetate condenser, ethyl acetate recovery jar, carboxyl amine centrifuge and carboxyl amine mother liquor buffer tank, the cyclization and hydrolysis that the workshop section includes cyclization reation kettle, the reation kettle that hydrolysises, the centrifuge that hydrolysises, cyclization solvent recovery structure and acetone recovery structure, purification workshop section includes dissolving tank, purification pressure filter, neutralization reaction cauldron, purification centrifuge and purification solvent recovery structure, and each structure of this system sets up rationally, can retrieve reaction solvent and crystallizing solvent, and outer arranging is lacked.