The issue of gangsters in Bintulu was first raised in 2007 by the member of parliament ( MP ) for Bintulu . The gangsters may have run businesses related to illegal logging , controlling the prices of diesel , eggs , fertiliser and gas cylinders . Bintulu police have been cracking down on gangster activities in the town . Unscrupulous businessmen who seek cheap labour have caused a rise in the number of illegal immigrants in Bintulu . The number may have reached 50 @,@ 000 in 2009 . Bintulu immigration department has performed several operations to deport illegal immigrants back to their home country .