Bangka Island
In Indonesia, major producing centres of "krupuk" usually are coastal fishing towns. Sidoarjo in East Java, Cirebon and Garut in West Java, Karimun Jawa island, Padang, Palembang and Medan in Sumatra, Bangka Island, Samarinda and Pontianak in Kalimantan, and Makassar in Sulawesi are major producers of krupuk, and many recipes originate from there.