The seven-day funeral started on Saturday in Bangkok.
The Foxes were playing in their first game since the horrific helicopter crash which claimed the life of the club's owner and four other people last weekend, and Gray unveiled a "For Khun Vichai" message on his undershirt after scoring in the 55th minute.
The Leicester players had a close bond with the popular Thai owner, but have chose to play the game on what will be an emotional afternoon for them, the management staff and the club's supporters.
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Before the Cardiff match the team wore T-shirts featuring a picture of the owner and stood for a minute's silence along with Leicester City staff and fans. "A lot of staff [and] players cried, fans also".
Srivaddhanaprabha, the founder and CEO of King Power Duty Free, acquired Leicester City in 2010 when they were in the Championship.
The Denmark worldwide has since played more than 300 games for the Foxes and was a huge figure in Leicester's 2015-16 title-winning season, when they triumphed despite having odds of 5,000-1 at the start of the campaign.
"It was nice to get a win to take to Thailand now and hopefully we did his family proud", Schmeichel said.
Jamie Vardy and Josh Kinga paying their last respects to the club's late chairman Vichai Srivaddhanaprabha.
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"All the memories we've made together as a family, without him it would have never happened so again, overwhelming sense of pride to be part of it".
"I think everyone's going to have different reactions to it, some people will be affected more than others but I think the main thing is all coming together even stronger and making sure that we do Vichai proud".
Writing in the match programme, Cardiff owner Vincent Tan mourned Srivaddhanaprabha's passing, saying that the "world of football has lost a true pioneer and visionary".
"I thought the fans were awesome in the circumstances, the respect they showed and the way they were together".
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