about 3 days.

According to relevant information, the Niujie Food Culture Festival is usually held at the end of September every year in accordance with previous years' practice.

The duration of the event is usually around 3 days, including two days on weekends and one day on weekdays.

Niujie Food Culture Festival is a large-scale cultural event held every year in Fengtai District, Beijing. It aims to showcase the rich and colorful food culture of Niujie area, promote traditional and unique beef food, and present the perfect combination of traditional culture and modern life.

The cultural festival has been successfully held for many times since it was first held in 2007.

This festival brings together different flavors of food from all over China and around the world for tourists and residents to taste.

In addition, there will be traditional folk cultural performances, cooking performances by international catering masters, as well as various games, entertainment and stall activities.

In addition, there are some exhibitions and other food-related cultural activities.