6: 30 in the morning to 3: 00 in the afternoon. According to the query of Dianping. com. Jiangjia Wangchang Noodle Restaurant is located at No.60 Huancheng North Road, Yunyan District, Guiyang City, Guizhou Province. Jiangjia Wang Chang Noodles is a famous snack brand in Guizhou. Headquartered in Guiyang, the brand belongs to Guiyang Jiangjia Catering Management Co., Ltd., and the Wang Chang noodles in its store are recognized and welcomed by local diners in Guiyang. They are made of pig intestines, pig blood and noodles, and have the characteristics of fresh blood, crisp noodles and spicy soup. They are spicy but not greasy.