Speed Practice with Sanchong Rocket Crew 三重箭歇團 at Sanchong Stadium 三重體育場. Cut short due to possible injury. Will give it a rest. * 6 laps warm-up (1.6K, 9:18) * 400 meter sprints 短跑 x 6 (70 sec, 71 sec, 72 sec, 72 sec, 74 sec, 81 sec) Then quit practice. Short cool-down (5 mins).