Zài tánpàn zhōng, tā píngjiè fēngfù de jīngyàn zhàn le shàngfēng.
In the negotiations, he gained the upper hand thanks to his extensive experience.
Tips
memory
风 (wind) here means 'the wind' in the nautical sense — to be upwind (上风) of your opponent gives you an advantage. Sailing into battle with the wind at your back puts you in the dominant position.