Tianjin. According to public comments, Datang Feast Fried Sausage is a Tianjin manufacturer, Tianjin Datang Feast Catering Co., Ltd., which was established on 20 13. The company is located in Chang Ying Commercial Plaza, northwest of the intersection of Beijing-Tianjin Road and Longzhou Road, Beichen District, Tianjin. The main business scope includes Chinese food, western food, fast food, buffet, hot pot and cold drink.