Posted on March 17, 2015 by admin Thank you for attending Sumatra Miner 2017, Novotel Palembang Hotel, March 22 - 23, 2017. Coal Club Indonesia in Conjuction with Sumatra Miner 2017 Thank you for attending Sumatra Miner 2016. Mark your calendars for March 2017. We look forward to seeing you in 2017! Conference Sumatra Miner 2016. The 15th Coal Club Indonesia - visit www.coalclubindonesia.com Become a sponsor. Maximize your presence at next year's show Sumatra Miner 2017! Posted in Home.