Building and developing a sport-organization is not easy and it always takes time. Sport-organization is usually affected by many factors which result in later association-fading or growing, included of any inside and outside advantage, disadvantage or threat. NBA, a worldwide spot light organization has the same situations above in its development, but now becomes a very successful basketball association. That is what the research tries to find out and also to explore the reasons how NBA could hold any basketball games and activities throughout the world which make largest profits in the same time. As a result, the study uses data-analyzing way to organize important info and arrange them systematically. Hopefully to find out the influence on our local basketball associations from NBA marketing, commercial policy and all the successful factors in order to provide much useful info valued to be applied in the future.