Monday to Saturday from 17:31 to 21:15. According to my uncle official website's inquiry, my uncle's working hours are from 17:31 to 21:15 from Monday to Saturday. Laoniangniu Restaurant Co., Ltd. is a Chinese-style fast food chain operation enterprise. Through the "Laoniangniu" brand chain terminal stores, it provides Chinese-style fast food products with Jiangnan taste as the main flavor for the general public, which can be superimposed and take into account the local food and beverage. With the brand positioning of "Pay attention to rice, eat Laoniangniu", it emphasizes high-quality ingredients and standardized operation represented by rice.