Can't accept orders. There is no delivery staff in Yanjiao, because Yanjiao is a Beijing courier and can't take orders. Courier can only accept orders from Beijing, and Yanjiao does not belong to Beijing, so the courier's service scope does not include Yanjiao. Yanjiao District, located 30 kilometers east of Tiananmen Square in Beijing, belongs to sanhe city, Hebei Province. It was named after being located in the suburb of Yan State (now Beijing) during the Spring and Autumn Period and the Warring States Period.