China Touyan Tech Group Ltd (CHHTF: Grey Market) | Deleted Symbol Fri, Nov 22, 2019 12:00 - China Touyan Tech Group Ltd (CHHTF: Grey Market) - Deleted Symbol - As of Fri, Nov 22, 2019, CHHTF is no longer a valid symbol. You may find a complete list of deleted symbols at
otcmarkets.com .