Many gyms in Beijing have introduced laimei courses, and kick boxing is also a common course. For example, I have two kick boxing classes a week in Haosha. I believe that there will be Kangbat courses in gymnasiums such as Jade Bird and China Gym.
I'm not sure which store is the Mela series CD. On Taobao or other shopping websites, you can find the seller by searching Melanie's keywords. It is very convenient to buy such a CD online.