What makes 9th Empyrean by Chthonic notable?

'9th Empyrean' is significant for introducing a fusion of folk influences into the death and black metal genres, allowing Chthonic to capture attention beyond Taiwan. The album's innovative sound and cultural references helped pave the way for subsequent Taiwanese metal bands and marked a critical step in the globalization of the genre. Released in 2000, '9th Empyrean' was Chthonic's debut album, establishing them as pioneers of Taiwanese metal. At this time, the band was beginning to carve out their unique identity by blending traditional Chinese elements with extreme metal, setting the stage for their future influence in both local and international scenes.