Rajang River
The Meradong district is located at 78 km from the mouth of the Rajang River. Meanwhile, the Bintangor town is located between the mouths of Bintangor river and Meradong river, with an area of 1.63 km2. The northern part of the Meradong district is swampy with many small tributaries into the Rajang river. Majority of the Malays and the Iban people are staying in this area, with boats as their main form of transportation. Their major economic activities are agriculture and fishing. Meanwhile, the southern part of the Meradong district are mostly hilly. Most of the Chinese are staying in the southern area where they cultivate black pepper and cocoa.