The South Korean came home in 1.27.028 minutes, pipping Wenhao Liang (1.27.198) and Niels Kerstholt (1.27.241) to his second 1000m win of the season, jumping above Victor Ahn by 640 points in the process.
And it was Ahn who took victory in the men's 1500m with a time of 2.17.736 minutes – coming in half a second clear of Jinkyu Noh, with Canada’s Guillaume Bastille further back in third.
The win sees Ahn narrow the gap to Noh in the World Cup standings, though the Korean still enjoys a sizeable 1,514-point lead with two events remaining.
In the ladies 15000m Suk Hee Shim made it four wins from four with the narrowest of victories – coming across the line in 2.19.463 minutes with the top three separated by just 0.005 seconds.
Jianrou Li came home in second in 2.19.465 minutes, while Ha-Ri Cho came home third 0.003 seconds behind – the pair sitting third and second respectively in the World Cup standings.
And in the ladies 1000m Seung-Hi Park took her first win of the season, coming in ahead of Meng Wang in 1.30.454 minutes.
Wang and World Cup leader, Great Britain's Elise Christie, came home in second and third – though the latter is still a massive 1,942 points ahead of Canada's Valerie Maltais.