Barito River
Martapura River () is a river of southeast Borneo, Indonesia. It is a tributary of the Barito River. Other names for the river are Banjar Kecil River or Kayutangi River and due to many activities of Chinese merchants in the past in the downstream area also called China River. It merges with Barito River in Banjarmasin, flowing from the source in Martapura, Banjar Regency, South Kalimantan.