The owner of Sanjin Soup Buns is from Shanghai and can be considered a local. He was born in Shanghai and has been cooking since he was a child. His mother was a chef, so he was exposed to the culinary arts at an early age. His father worked in finance for a catering company in Shanghai, so he also has a strong interest in the restaurant industry.

After Chen Jidong graduated, he worked in management at a Shanghai catering company. While he was the manager of the catering company, he always intended to open his own store, so he started his own soup dumpling store. He wanted to create a unique soup bao and eventually created Sanjin soup bao.

The specialty of Mitsu Soup Buns is the thick and sweet soup, and the soup is also mixed with local specialty ingredients such as green peppers, fennel, tofu, and mushrooms to give it a richer taste that is favored by consumers.

Chen Jidong, the owner of Sanjin Soup Buns, is a Shanghai local who has become a famous soup bun owner with his hard work, innovation and perseverance to make Sanjin Soup Buns the best it can be.