Shang Jing and Shan Xun are actually the same restaurant, but there are some subtle differences.

1. Rename: Shangjing changed its name to Shanxun, probably to increase brand awareness and attractiveness.

2. Types of dishes: Shanxun Buffet offers a wide variety of dishes from various countries, including Italian dishes.

Generally speaking, Shangjing and Shanxun are two names of the same restaurant in different periods. Now the restaurant has been renamed Sun Xun, offering more ethnic dishes.