Colleague relationship. Yang Longfei is the legal representative of Hebei Baolongcang Group Co., Ltd., Shijiazhuang Le Tai Technology Co., Ltd. and Hebei Baolongcang Qinhuangdao Trading Co., Ltd., and Guo Niya is the legal representative of Shijiazhuang Le Tai Sika Commercial Management Co., Ltd., so they are colleagues, and there is no other information except colleagues to show that there is any intersection or information between them.