There is 2 swiftlet house in this city which can harvest so many bird nest, you can see in this video. from the morning until the night, there are still many swiftlet bird on the sky. This house can harvest more than 1000 kg (1 ton) per months and this house is located in the central of the city. And another swiftlet house can harvest around 500 - 1000 kg per months and the house is located in the side of the city. This place produce the large quantity of bird nest in Indonesia.
