Warrior Pro lines up in eMoto classes, August 8–10, 2025, Sequatchie, Tennessee SEQUATCHIE, Tenn., Aug. 08, 2025 (GLOBE NEWSWIRE) -- RFN, a brand under Zhejiang Apollo Sports Technology Co., Ltd. (commonly known as Apollo), will make its professional world-stage debut at the 15th Red Bull Tennessee Knockout (TKO) on August 8–10, 2025, at the Trials Training Center in Sequatchie, Tennessee. Entering as an Official Event Sponsor with the Warrior Pro and competing in the eMoto classes, RFN treats TKO as a real ...