How to realize the global energy transformation and the popularization of renewable energy? After his research, he concluded that discarded beverage bottles can be made into power cabins, arrows, tails and parachutes. In addition, many spare parts are needed, such as stringing the beverage bottles with hollow screws, making the tail of the water rocket with PVC plastic plates, and connecting pipes of rubber or plastic to ensure that the water rocket does not leak or fall off. Calculated, the cost of a water rocket is only 50 yuan's money. Zhou Zhongguo, deputy director and researcher of Guangdong Talent Development Research Center of Guangdong Academy of Social Sciences, told China Newsweek that to solve the fertility dilemma, it is necessary to adhere to the system concept, follow the law of population fertility, implement the overall solution, make overall plans to establish a fertility support policy system, and promote the construction of a fertility-friendly society.