What is the classification method of Indonesian coffee, G1, G2, G3, G4? what is the gold Manning level?

There would often be such questions as how to distinguish between Mantelin and Gold Mantelin, and what was the difference between Gold Mantelin and Mantelin G1. It was difficult to drink it out but not drink it. For professional coffee drinkers and sensitive coffee drinkers, drinking both coffees at the same time will result in a sharp contrast, with yellow man's sweet and clean, rich, wild spice flavor slightly superior to mantling.

Generally speaking, whether it's a mantino or a golden mantino, it has an herbal flavor. Generally speaking, a golden mantino tastes cleaner than a linton mantino. The original herbal, earthy and woody flavors of mantino coffee are almost gone, but the caramel sweetness is stronger and the fruit acid flavor is brighter and more elegant.

Yega G1,G2 is often seen, which is the classification of Ethiopian coffee, so what is the classification of Mantenin coffee, what is the G1, G2, G3, G4 classification method? Indonesia's coffee beans are classified according to this proportion of defective beans. Indonesian beans are mainly divided into 6 grades, namely G1~G6.