1. The market structure has been broken, commercial activities are no longer subject to regional restrictions, commercial activities last for a long time, and night markets and morning markets are common;

Fire protection, public security and other measures are complete;

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Specialized entertainment venue "Wazi";

New things outside Bianliang City: the emergence of banknotes, trademarks and advertisements.

2. Many cities: In addition to Bianjing, Lin'an, and Dadu, there are also cities such as Guangzhou, Suzhou, Quanzhou, and Mingzhou.

3. Overseas trade flourished: During the Song, Liao and Jin dynasties, the scope of overseas trade ranged from North Korea and Japan in the east, to the South China Sea countries in the south, to the Arabian Peninsula and the east coast of Africa in the west.