Rinkesh Patel put a man of the match displays for the tie's eventual winners, consequently helping them boost their quest for sailing through to the Division C playoffs.
The SKLPSC B went in to bat first in the Group A clash, which took place at Leaders Club venue, notching 133 runs for the loss of nine wickets in 20 overs.
Ghanshyam Gondaliya's impressive knocks, which had the batsman recording a half-century, was instrumental in SKLPSC B squad's acquisition of the total.
The top order batsman was so far the most impressive in the innings, notching three boundaries and two sixes on his way to posting the half-century.
They had shown intention to post a convincing total as openers, Navin Dabasiya and Aaditya Bhattbhatt, had two-digit scores.
Bhattbhatt posted 21 runs, which included three fours, Dabasiya notched 10 runs which consisted of two fours.
Top order batsman Athumani Siwa's early exit, to some extent, weakened their resolve but Gondaliya then kept them in control with aggressive knocks.
Naran Kerai chipped in with 15 runs, clearing the boundary once, in the latter stages.
Low order batsman, Ramesh Dabasiya, was three runs short of a two-digit figure for the squad.
Upanga SC B's bowlers, Thurlapari Sai Asrith, Sadaf Saifee and Shivan Kamania, took two wickets each.
Needing 134 runs to emerge victoriously, Upanga SC B confidently chased their opponents' score, recording 135 runs for the loss of six wickets in 19.1 overs.
A solid showing by opener, Manoj Thakkar, had Upanga SC B expressing their plan to mount a successful chase known early.
He recorded 34 runs which included three fours, sparing the blushes of the fellow opener, Shivan Kamania, who suffered an early exit.
The SKLPSC B side attempted to frustrate Upanga SC B with a dismissal of Thakkar, as Ramesh Dabasiya stumped the batsman from delivery by spinner Athuman Siwa.
Top order batsman, Rinkesh Patel, and Rinkesh Patel boosted the quest for a successful chase with double-digit scores, notching 36 runs and 28 runs not out, respectively.
In Rinkesh's spell, he cracked three fours and a six.
They successfully waded off SKLPSC B's pressure in the latter stages, given Jignesh Dondia partnered Rinkesh to make certain of the victory.
Dondia posted 16 runs not out, nailing two fours.
The SKLPSC B's Navin Dabasiya wrapped up an impressive spell as he took two wickets. He though could not help his squad avoid defeat.
Upanga SC B is currently placed fourth in Group A, which is led by Estim B side.
Dar Cricket Club (DCC) B outfit sits second, having recorded victory in the only tie they have participated in.
Malabar Cricket Club (MCC) is placed third with one victory and one loss, SKLPSC B squad and Tanzania Cricket Association (TCA) have been positioned fifth and sixth respectively.