TGI Solar Power Group, Inc. (TSPG: Pink No Information) | Tier Change Fri, Aug 07, 2020 12:00 - TGI Solar Power Group, Inc. ( TSPG : Pink No Information) - Tier Change - The symbol, TSPG, no longer is classified as Pink Limited. As of Fri, Aug 07, 2020, TSPG resides in the Pink No Information tier. You may find a complete list of tier changes at otcmarkets.com .