This building was also built during the Sultanate of Iskandar Muda. Pintu Khop is a gate to connect between the palace and the park of Putroe Phang. Pintu Khop was built in the form of a dome, it's not so far from Gunongan and it's a place for having a rest of Putroe Phang after swimming.
by http://bandaacehtourism.com