OSSIAN, Ind., December 16, 2019  -- North America Frac Sand Inc.  (OTC Pink: NAFS) (“NAFS” or the “Company”), is excited to announce it has acquired HTT & CTT also known as Voycare, a medical tourism company based in California with combined revenues close to $10 million the previous 2 years. Joseph Kistler, CEO of NAFS, stated “This is an exciting time for our shareholders, Voycare is one of the market leaders in the medical tourism industry in China.”  Additionally, Ms. Hong Chen,...