During the Ming and Qing Dynasties,the Grand Canal opened to the north and the south brought great changes to the Shandong Canal area:The convenient transportation conditions and prosperous business environment brought together there ingredients from all over the country,which greatly enriched the raw food material market;The prosperity of the catering service industry represented by hotels,restaurants,etc.promoted the diversification of local food tastes;The development of the commodity economy widened the gap in food consumption among various social classes;The food market showed the prevale...
