The Australians had been up thanks to a second-half goal from Daniel Stynes, and looked set for a famous victory before Kim In-sung slammed home an 89th minute leveller, with Junior Negrao volleying home the winner in the third minute of added time.

The result is a major blow to Perth’s chances of reaching the knockout stage, with the 2018/19 A-League Premiers still without a point after three matches.

Playing in their maiden AFC Champions League campaign, Chiangrai United went into the game hoping to improve on their two 1-0 defeats before the COVID-19 stoppage, while FC Seoul needed a win to boost their qualification chances.

The veteran Chinese international converted in the 71st minute, giving Shenhua the maximum reward for a determined defensive performance which saw them leapfrog their opponents in the Group F standings.

Choi Kang-hee’s men now have six points from three matches, while FC Tokyo remain on four, with the teams to meet again at the same venue on Friday.

Bruno Genesio’s men went into the game with a 100% record from two games, while the Australian side had won their opener in February, going on to lose their second game a week later.

The two sides occupy the bottom two spots in Group H, having shared the spoils in the reverse fixture back in March, earning each side their sole point in the campaign so far.

Held to a goalless draw by Korean outfit Suwon Samsung Bluewings in their opening match on Sunday, the two-time Asian champions will return to Khalifa International Stadium chasing their first win in four matches in all competitions and under pressure to get their continental campaign up and running.

The two sides have collected maximum points from two games, with the reigning J-League champions having beaten Jeonbuk Hyundai Motors 2-1 and Sydney FC 4-0 back in February, while Shanghai SIPG started their continental journey last week with 2-1 wins against the same two opponents.

With Jeonbuk and Sydney FC having both picked up just one point from three games, a win on Wednesday would put the victors in pole position to secure passage to the Round of 16 ahead of the rematch at the same venue three days later.