It only took 13 minutes for the scoring to get underway at Thuwunna Stadium, as Sekou Sylla received a Htoo Khant Lwin throw-in from the right, dropped the shoulder to turn his marker Amirul Adli with ease, and then slammed home past Tampines goalkeeper Syazwan Buhari from an acute angle to give Yangon, ASEAN Zonal semi-finalists last year, the lead.

The Indonesian champions had chances of their own before the Vietnamese side piled on the pressure in the late stages but failed to find the winning goal.

After a lively but scrappy start to the game, Persija’s Bruno Matos had the fans on their feet with some sublime skill taking him past a few challenges but the move came to nothing.

The Jordanian side returned to the competition after missing out on the 2018 edition, their only absence in the past five years. Nejmeh, finalists in 2005, had exited at the group stage in each of their previous two appearances in 2015 and 2017.

A well-worked attacking move from a set-piece sent the home crowed into raptures as Al Wehdat took the lead just 11 minutes into the game.

Al Murjan was left with a simple tap in from point-blank range after Rajaei Ayed’s intelligently dinked pass found Hamza Al Dardour in plenty of space. The forward selflessly squared for Al Murjan who netted Al Wehdat’s opener.

Last year’s West Asia Zonal semi-finalists quickly moved into second gear as Yazan Al Arab got on the end of an Ahmed Al Essawi corner kick, but the defender fluffed his lines from close range 17 minutes in.

It was Al Jazeera’s second attempt of the night that produced the first goal. Islam Batran collected the ball deep into Al Najma’s half and laid it off for Mahmoud Al Mardi.

The Jordanian playmaker still had a lot to do, cutting inside into his right foot and unleashing a thunderous curler into the far corner of Ahmed Rasool’s net to break the deadlock 18 minutes in.

Three-time AFC Cup winners Kuwait SC returned to the competition after a three-year enforced hiatus.

The two sides got off to a cautious start as Mohamad Omar hit on the half-volley from the edge of the box but could not strike the ball cleanly enough to trouble Kuwait SC’s Hameed Youssuf.

After failing to navigate the competition’s play-off stage on two previous occasions, the Palestinian side qualified for this year’s group stage after overcoming Oman’s Al Nasr.

At Al Muharraq Stadium, youngster Odai Dabbagh was full of energy throughout. It took the Palestinian international five minutes to threaten. He calmly controlled Jonathan Zorrilla’s corner inside the box, dribbled past two defenders before seeing his shot deflected behind for another corner-kick.

Seven Southeast Asian countries will be represented, with the ASEAN Zonal champions from the past two years – Singapore’s Home United and Ceres Negros of the Philippines – among the contenders looking for continental glory.