However, the opener for Sharjah came in the injury time of the first half when winger Saif Rashid received a Coronado free kick and fired his header into the bottom corner.
The Belgian then played a major role in the second goal in the 33rd minute, setting up Raheem Sterling, whose ball into space was put into the empty net from 10 yards by Phil Foden.
Shanghai is scheduled to meet Beijing Guoan in the next round on Friday, and will secure the top spot going into the second phase if it could remain undefeated. Shijiazhuang will fight against Chongqing Lifan on the same day.
New signing Donny van de Beek gave United a chance with a goal in his debut but Zaha's excellent second strike five minutes from time condemned them to defeat.
Newly-crowned US Open champion Dominic Thiem, who has lost back-to-back Roland Garros finals to Nadal, has been drawn into the same half as the Spaniard and faces non-seeded former world No. 3 Marin Cilic.
Although both Li and Wang were substituted in the third set, Tianjin's young players Wang Yizhu and Chen Boya combined for 10 points to sail to the victory.
Rafael Veiga had put the visitors ahead by latching on to a Matias Vina cross with a low finish in the 71st minute.
The National Biathlon Center will hold 11 biathlon events of the 2022 Winter Olympic Games, and the National Cross Country Center will witness 12 gold medal events in cross country skiing.
Following the three Hubs, the WTT calendar will take a break to accommodate the postponed Tokyo Olympic Games. After the Olympic Games, the WTT hopes to return to a modified calendar of events.
Monday's match also saw Guangzhou R&F edge Dalian Pro 1-0 by Ye Chugui's late goal in the 92nd minute. The three points also helped R&F join the chase for fourth place in Dalian.
Taking the Winter Games as a chance to boost tourism and creat more jobs for people in the region, and promoting Olympic education nationwide with 1,036 more schools launching winter sports programs, all contributed to making the program more 'inclusive.'