60 years old includes people over 60 years old. According to official website's inquiry, the Notice of Shandong Provincial People's Government on Further Optimizing Preferential Policies for the Elderly requires that elderly people over 60 years old can take the bus lines belonging to Weifang Public Transport Group for free with their ID cards, electronic preferential cards for the elderly, passes for Hong Kong and Macao residents to and from the mainland, preferential cards for the elderly issued by mainland travel permit for taiwan residents, passports and other valid documents.