My Grandson Burned Paper for Me, It's All About Technology and Hard Work

In the 99th century, Blue Star has become an obsolete star. Wang Xiaoming, the last human who was about to leave after paying homage to his ancestors, accidentally communicated with his grandfather Wang Ming in the 21st century. After learning that my grandfather could receive everything he burned. All kinds of technological innovations take turns! 100% Oxygen generator, which can degrade all golden garbage and turn it into fertilizer to nourish the earth, a cleaning ball that absorbs all impurities in the water, a crazy birth potion, an animal language converter... Wang Xiaoming: "Grandpa, is it enough? Not enough! There is more!" The plan to save Blue Star is officially launched!