The order of visiting Nanjing Road Pedestrian Street, Bund, Yuyuan Garden and Oriental Pearl can start from People's Square and visit Nanjing Road Pedestrian Street, Bund, Oriental Pearl and Yuyuan Garden in turn. The following is the specific tour order:

The first day:

1. People's Square: From People's Square, you can take subway 1 line or subway line 3 to People's Square Station.

2. Nanjing Road Pedestrian Street: Starting from People's Square, you can walk to Nanjing Road Pedestrian Street and enjoy the prosperity of commercial streets and local snacks.

3. Bund: After visiting Nanjing Road Pedestrian Street, you can go to the Bund to enjoy the beautiful scenery and historical buildings on both sides of the Huangpu River. You can find a breakfast shop in the alley nearby.

The next day:

1. Oriental Pearl: After breakfast, you can go to the Oriental Pearl to enjoy the beautiful city of Shanghai and the scenery on both sides of the Huangpu River.

2. Yuyuan Garden: Starting from the Oriental Pearl, you can go to Yuyuan Garden to experience the charm of classical gardens.

Transportation: From Shanghai Railway Station or Shanghai South Railway Station, you can take Metro Line 1 or Metro Line 3 to People's Square Station and transfer to Metro Line 2 to Oriental Pearl Station.