Wild, Rare Tie Guan Yin Oolong TeaNanshan Supreme Tie Guan Yin Wild Grown Charcoal Roasted Oolong Tea This is a rare, handmade, charcoal roasted Oolong tea of very high quality. Nanshan Supreme Tie Guan Yin Oolong Tea is a superbly crafted traditional Chinese oolong from the misty high slopes of Nanshan. Grown wild in natural forest environments and hand harvested at peak maturity, this tea is a tribute to time honoured tea craftsmanship. It is lightly oxidised and slowly charcoal