1, the color is different. Oolong tea color is darker close to black; black oolong tea color is lighter, is dark brown or gray-brown.

2, different effects. Oolong tea is ordinary tea; black oolong tea is biased towards health tea, its health effects than ordinary oolong tea is more outstanding, fat burning and oil shaving effect than ordinary oolong tea is 20% higher than the weight loss effect is higher than ordinary oolong tea, and can be used for the treatment and prevention of human hyperlipidemia medicine.