According to Baidu map query:

1. Start from Weifang People's Hospital, walk 250 meters, arrive at Dongmen Station of People's Hospital, and take bus No.82.

2.6 After the stop, get off at the West Station at the intersection of Heping Road and Shengli Street.

3. Get on the bus at the west station at the intersection of Heping Road, Shengli Street, and take the 1 16 rural revitalization bus line.

After 4.36 stop, get off at China Sapphire Museum Station and walk 190 meters to Changle Jewelry City.