It includes the eastern end of the archipelago Zhoushan Island , which is the largest island of the archipelago , and many dozens of smaller islands .
Putuo District occupies the southeastern part of Zhoushan archipelago .
Putuo District includes the eastern end of the archipelago Zhoushan Island , which is the largest island of the archipelago , and many dozens of smaller islands .
Putuo District occupies the southeastern part of Zhoushan archipelago .