Hu Shang was an important character in the Twelve Hours of Chang 'an. He came from an ancient merchant clan and had deep business experience and wisdom. In the series, Hu Shang used his wisdom and means to continuously promote the development of the plot and became a very important character. Hu Shang first appeared in the series because he provided a very important piece of information to help the emperor understand the goods and trade situation in Chang 'an's market. This information was very important to solve the crisis in the Chang 'an market, so the role of Hu Shang in the drama instantly became very crucial. In addition, Hu merchants also helped themselves and others obtain wealth and power through various means. He continued to expand his business field through investment, financing, cooperation, and other means, and achieved great success in the Chang 'an market. Hu Shang's role in the drama was very rich. His wisdom, methods, and interpersonal relationships had a profound impact on the development of the entire plot. Therefore, he became an indispensable character in Chang 'an Twelve Hours.