What is the Mahjong WorldCup (Offline+Online) game, how does it work?

According to the introduction of ChiaChu Games, Mahjong WorldCup (Offline+Online) is a Card game on the Android platform. There is currently a 1.0.9 version released on Feb 19, 2020, you can see the details below.

World Cup Mahjong, Free to Play, no need register, a lot of prize and bonus waiting for you every day. Join Now!!
* Join to session immediately, no need to wait
* Many kinds of bonuses every day
* Set Password play with a friend
* 2 Week Arena, Fun and Exciting
* 300+ Achievement to collect
* Easily create a session in one click
* Real player online join with you.

Game features:
* Fully Made in Taiwan, and Real Taiwan Mahjong with 16 pieces
* Multi-Platform support, play with a real player at any time
* Join with a professional player, train your skill
* Mahjong card clear and bigger, network stable, no delay
* More than 300 Achievement to collect, show your performance.
* Free Reward online, easy to earn
* Arena join easy to win more prize

Other features:
* WorldCup Mahjong is a casual game, and target with 18-year-old and above.
* The game is free to download and can earn points by reward. If the player needs a large number of points, the game also provides the purchase in App.
* This game is classified into levels 12 according to the management method of the game software of Taiwan.
* The achievements and achievements of the players in this game do not mean that they will be the same in the game when they use the "money game" in the future.
* This game does not offer "cash trading gambling" and there is no pipeline or opportunity to exchange cash or physical prizes.

Thanks to the players support, this update solves some problems reported by players, please update as fast as possible!
1. Update Android Billing system to version 2.2.1
2. Fixed Offline game banner over height bug.