After having won the toss, Indonesia ladies chose to bat and were skittled for 26 runs in 13.5 overs.
Tanzania's spinner Zena Hassan excelled with the ball as she took four wickets for seven runs in four overs.
Tanzania then got down to a smooth chase, cruising to the win in 8.1 overs. The squad lost three wickets in the first five overs with 10 runs on the board.
Mwanaidi Ammy and Tabu Saidi, thereafter, put solid knocks to steer the squad to the win.
Zena was presented with the player of the match award for an impressive bowling spell.
Tanzania then cruised to a 42-run win over Bhutan in the game which took place the same day.
Tanzania chose to start batting after winning the toss and scored 92 runs for six wickets in 20 overs.
Skipper Monica Pascal and Fatuma Omary opened the outfit's innings steadily, Fatuma (14 runs) was then caught at the covers by Bhutan's Yshey Wangmo in the fifth over with only 20 runs on the board.
The squad had managed to score 45 runs in the 11th over, with two batters having been dismissed.
Mwanaidi and Perice Zakayo then took the score to 92 runs for six wickets in 20 overs. The squad then defended its score impressively, restricting the opponents to 50 runs.
The team’s bowlers bowled tightly and fielded aggressively to put pressure on their opponents. Superb wicket keeping by Linda Justine who managed to get six run outs for her team and to win the match.
Mwanaidi was presented with player of the match award for impressive all round displays, as she registered unbeaten 30 runs and took two wickets.
Tanzania had succumbed to a seven-wicket loss to hosts Thailand in the opening match on Wednesday last week in a game which saw the former score 58 runs losing all wickets in 17 overs.
In response Thailand got down to a successful chase for the loss of three wickets in 15 overs.
In the second match, Tanzania regrouped to beat Malaysia by 48 runs. After having won the toss, the Tanzania ladies raced to 100 runs in 20 overs.
On reply, Malaysia were skittled for 52 runs in 18 overs. Monica took the player of the match honour after notching 46 runs not out and posted one wicket.
Six teams namely Indonesia, Bhutan, Hong Kong, Malaysia, Tanzania and hosts Thailand are participating in the competition which is set to end today.
Tanzania is the only team from Africa which has been invited to take part in the competition.