Dark (post fermented) teas from Hunan has a long history as a tribute tea and health tonic. Being a post-fermented (via microbial break-down) tea, it has many benefits and suitable for aging and will develop subtle nuances as time passes.
 
Shi Liang Tea is one of the special hand crafted dark tea made in Anhua County, Hunan China.  The aroma and flavour of the dark tea evolves over time with naturally occuring micro-organism in the leaf.  The flavour become richer, stronger and complex as curing time / storage time increase.  This tea is mellow and earthy with notes of caramel..
Dark Tea: