Dan Singkhon, Prachuap Khiri Khan is a Myanmar-Thailand border pass situated in Tambon Khlong Wan. Located at a distance of 4 km from Khao Hin Thoen Stone Park, Dan Singkhon is the thinnest point of Thailand ensconced The Gulf and the Burmese border. Recently a new road has been built here but it has only the Burmese and Thai are permitted to cross it and other people can get exit point only at Ranong.
The market at Dan Singkhon has been attracting collectors of orchids and other wild plants for more than a decade. The football field-size market takes place every Friday, Saturday and Sunday.