Korean dramas are more popular than Chinese dramas because they usually have interesting stories, likable characters, and top-notch production quality that appeal to many people. Plus, when Kpop singers star in Korean dramas, it attracts fans who want to see their favorite idols on TV. Korean dramas are also easier to find and watch worldwide, thanks to better marketing and distribution. So, it's the mix of great storytelling, talented actors, and the involvement of K-pop singers that makes Korean dramas a hit.