get off and take BRT, Z1,Z2 and B1. Get off at Guangming Square Station, go back, go to the junction of Guangming Road and Zhenxing Road (the second intersection after getting off), then turn right at Zaozhuang Grain Bureau (that is, go south), and you will see Zaoan Hotel across the street, between Yang Ning Supermarket and Yang Ning Art Cake Store.