Korea Republic join China PR and Japan as the East Zone's representatives in Turkmenistan 2020 next February.

China registered a perfect record of three wins as they sealed their 13th appearance in the Finals, while the defeat for Chinese Taipei meant more heartbreak as Mongolia edged them for the runners-up spot on goal difference.

Mongolia will face Korea Republic in the play-off match on Saturday to determine the East Zone's final ticket to Turkmenistan next February.

Japan will be making their 16th appearance in the Finals, while Korea Republic will need to play the Group A runners-up, to be decided later on Thursday, in a play-off match, with the winners securing their ticket to Turkmenistan 2020 next February.

Mahdi Javid starred with a hat-trick, while Mahdi Karimi scored twice in an entertaining battle between two already-qualified teams, with nine of the 11 goals coming in an action-packed first half.

With their place in the Finals secured 24 hours prior, Uzbekistan produced a superb performance to comprehensively beat fellow qualifiers Tajikistan 9-3, while Afghanistan salvaged some pride with a parting 6-2 win over Nepal.

The victory not only gave Thailand a chance to defend their regional title but also guaranteed them a spot at the AFC Futsal Championship Turkmenistan 2020.

Indonesia, who also secured their place in next February's Continental tournament, will face the defending champions in the final on Sunday.

Vietnam and Myanmar's campaign, however, is not over as they will meet in the third place play-off against Myanmar, with the victors sealing the final Southeast Asian ticket to Turkmenistan 2020.

The Qualifiers are divided into four zones, with the West Zone kicking off the action on Wednesday, before the 2019 AFF Futsal Championship, which will serve as qualification for the ASEAN Zone, starts on October 21.

The East Zone hopefuls will begin their campaign the next day, while the Central & South Zone commences on October 23. A total 31 teams will be bidding to qualify.