no. According to the inquiry of Anxin Joining Network, as of August 22, 223, the potato flour of the two brothers and sisters was not open for joining, and Tianjin could not join. Sister and brother potato flour was founded in April 21. Sister and brother catering management Co., Ltd. is headquartered in Zhengzhou City, Henan Province, and deals in characteristic delicious food with potatoes as the core.