在不增加地税和户税的情况下，赵开通过改革茶法、盐法、酒法，大大增加了财政收入，保障了四川防区庞大的军需供给。
By reforming levying methods of tea , salt and wine , he increased the financial income greatly and ensured huge military supplies for Sichuan armies without increasing land tax and head money .
赵开