Abstract: This project aimed to develop comprehensive utilization of a large corn fineprocessing factory． The first stage of the project is to produce starch， the second stage is to produce medicine． An advanced technology was adopted for starch processing and the key equipment was introduced from abroad， and the gain rate of starch can reach to 98 ％． The factory building was planned and arranged compactly with reasonable functional areas and wonderful and harmonious relationship of mass spaces． Big column spacing， big span， heavy loading and multilayer reinforced concrete frame construction were adopted for the main workshop to satisfy the need of safety and suitability． The project possessed uptodate technical and economical index and obvious economic and social benefit．