Hi ! https://www.gamesindustry.biz/articles/2018-03-22-building-pubg-hype-on-a-usd0-marketing-budget They says PUBG's $0.00 Marketing. Tencent is multi Billion dollar company. Do you really think they spent nothing in marketing ?
They Do run ads on Indian Television.Used to see them at least twice or thrice on all Hollywood Movie channels.