针对广州港新港港务分公司 (以下简称为新港公司 )筒仓二期扩容规模问题 ,对当前散粮市场环境和筒仓近年来的装卸生产进行了调查分析。在取得大量原始数据的基础上 ,运用多方案决策原理进行成本效益分析和周转期分析 ,以确保扩建规模能够取得最佳效果 In view of the second phase expansion of the silo in Guangzhou Port Xingang Port Branch (hereinafter referred to as Xingang Company), the current bulk grain market environment and the silo handling in recent years were investigated and analyzed. On the basis of obtaining a large amount of raw data, we make cost-benefit analysis and turn-around analysis by using the principle of multi-decision making to ensure that the scale of expansion can achieve the best results