Harvested from Surabaya, Indonesia. Surabaya is the second most populous city in Indonesia. Surabaya features a tropical wet and dry climate, with distinct wet and dry seasons. The city's wet season runs from November through June, while the dry season covers the remaining five months. Generally, swallow only build 3 nests in a year at here. In between December and February they do not lay eggs hence the nest is very clean with less swallow feathers. However, it is very rare. Out of 100 pieces of bird’s nests, only 2-4 pieces can be rated as top grade bird’s nest. An experience expert is needed to handpick this top grade bird’s nest with the “Dry Pick Method”. The Bird’s Nest collected here has a plump shape and is very silky. Surabaya Sea Super has a less nutrient lost; retain its original texture and better taste, strong aroma of protein.