Batu Betumpang Beach
https://goindotravel.blogspot.com/2012/07/batu-betumpang-beach.html
Located in the coastal village of Batu Batu Betumpang Betumpang District of South Bangka Regency Umbrella, located about 135 km from the city and can be reached selama1 Toboali, 5 hours perjalannan with two-wheelers and four-wheel drive.
Source : http://www.visitbangkabelitung.com/pantai-batu-betumpang