Black belt training has more content than green belt. Black belt training means taking six sigma projects for training. Last week's theory class, go back to work for three weeks. Come back for a week's class, and then go back to work for three weeks ... this is a * * * theory and a * * * four months. You have to pass two special projects to register as a black belt. The training time of green belt is short, mainly according to the needs of special projects.

For individuals who study six green belts and six black belts, the learning depth of green belts and black belts is different. The green belt is suitable for zero-based learning, and the black belt is divided into 10 and 20 days of training. Green belt foundation 10 days can be directly upgraded to black belt. 20 days is suitable for zero foundation and has certain work experience;

You can learn the black belt directly without learning the green belt.

Yes, it is no problem to study the black belt with a good foundation.