Chengdu broke the deadlock in the 52nd minute with a low drive from Serbian forward Nikola Djurdjic at close range to make it 1-0.
"As always, your encouraging words and support meant the world to me and I look forward to getting back on the court and competing for Canada next year," the 20-year-old added.
Spain's 12-time French Open winner Nadal, who is bidding for a record-equaling 20th Grand Slam, will play world No. 83 Egor Gerasimov of Belarus in the first round.
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.
LONDON, Sept. 25 (Xinhua) -- Gareth Bale on Friday said he had 'no regrets' about his time with Real Madrid in a TV interview in the UK.
Simplifying the Olympics and learning from Tokyo's good practices, and auditing the projects are integral parts of safeguarding a 'clean' Olympic Winter Games.
"From my point of view, I lean heavily on him when it comes to goalkeeping today and in the future. So yes, he was very influential," he commented. Enditem
The first round will be completed on October 8 when Colombia confront Venezuela in Barranquilla and Brazil encounter Bolivia in Sao Paulo.
Peru will meet Paraguay in Asuncion on October 8 and Brazil in Lima five days later.
The project has faced criticisms from some people because of the impact it would have on the World Heritage Site.
Cazares, capped 21 times for Ecuador, has made 205 appearances and scored 41 goals for Atletico Mineiro since joining the Belo Horizonte outfit from Argentina's Banfield in 2016.