Orange Caramel to extend "Bangkok City" activities?

Orange Caramel's new song "Bangkok City" was released last week and has been met with extreme popularity.
There have been such great feedback that an extension on their "Bangkok City" activities has been considered for extension.

On March 31st, "Bangkok City" was released and 7 days later, they are charting 1st on Soribada, 2nd on Mnet, and 6th on Melon charts. Agency officials said that activities for Orange Caramel was originally for 2 weeks, but because the song is doing better than expected, activities may be extended.