KRTL Holding Group Inc. (OTC: KRTL) subsidiary KRTL Biotech Inc. has signed a Memorandum of Understanding (MOU) with Industria Químico Farmacéutica Sigma Corp. S.R.L. (“Sigma”) of Bolivia. This MOU outlines the framework for a strategic international merger between the two companies. Under the MOU, Lakewood-based KRTL Biotech and Sigma have developed key merger provisions, which…