Happy Big Invention Happy Big Discovery Introduction: Since its launch, "Happy Big Discovery" has always been highly praised. The new series "Happy Big Discovery 2009" is back by popular demand, continuing the successful elements of previous discoveries to bring "happiness" to the general public and help them forget their worries. "Happy Big Discovery 2009" will continue to introduce the most popular life wisdom to the audience, refreshing their perspectives. It will also include discoveries in food, environmental protection, and home living, bringing a fresh feel to the audience. Women and retirees can learn more convenient ways to live; students and young people can learn practical scientific knowledge through fun; working individuals can have more topics of life wisdom to discuss during their leisure time after meals. Starring: