IOI former member CHUNG HA, the background of "alcohol drinking movement".

* "1st place in search word" in solo activity

* Alcohol maker adopts its own product "CHUNG HA" and SNS

* Fans should use "Do not use free standing, CM forces appointment" exercise

* IU, Suzy and Sin Se Gyeon, models of liquor CM

* TWICE's Pokari Soo Aet CM same as CM?