Err, I think they did permanently change the logo: https://en.wikipedia.org/wiki/Green_Cross_(South_Korean_company) https://en.wikipedia.org/wiki/Green_Cross_(S

Err, I think they did permanently change the logo: https://en.wikipedia.org/wiki/Green_Cross_(South_Korean_company) https://en.wikipedia.org/wiki/Green_Cross_(South_Korean_comp... Okay, it's not exactly a full rainbow, but it has red-orange-yellow-green, which is close enough ...