NEW YORK, July 16, 2025 (GLOBE NEWSWIRE) -- OTC Markets Group Inc. (OTCQX: OTCM), operator of regulated markets for trading 12,000 U.S. and international securities, today announced Dowway Holdings Limited (HKEX: 8403; OTCQX: DOWAY), one of the leading integrated exhibition and event management service providers in the PRC, has qualified to trade on the OTCQX® Best Market. Dowway Holdings Limited upgraded to OTCQX from the OTCQB® Venture Market. Dowway Holdings Limited begins trading today on OTCQX under th ...