User:Gunkiet/sandbox/2017 Thai League 3 knockout stage draft

Final
This round was featured by Khonkaen, the first place of 2017 Thai League 3 Upper Region and Samut Sakhon, the first place of 2017 Thai League 3 Lower Region. Both winners and runners-up would promoted to 2018 Thai League 2 automatically.

Summary



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Matches
Samut Sakhon won 5–2 on aggregate.

Third place play-off
This round was featured by Udon Thani, the second place of 2017 Thai League 3 Upper Region and Trang, the second place of 2017 Thai League 3 Lower Region. Winners of third place play-off would promoted to 2018 Thai League 2.

Summary



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Matches
''3–3 on aggregate. Udon Thani won on away goals.''