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There are some things that need to be changed. For example, the cable network system needs to be changed due to the large amount of electricity losing during the transporting time. Another thing is that traffic situation needs to be improved, since the serious traffic jams and air pollution.
In China, several innovative technologies are made, such as space technology and mapping telescope. For the former one, China has been competed with America and Russia since Chinese first walked in the space in 2008, and now China is working on space station. About the latter one, although China already has one of the best mapping telescopes, a new mapping telescope is building in Guizhou which will be the largest mapping telescope in the world.
China now develops the renewable energy, because it is used to replace the fossil fuels. The pollution in China is so serious that half of 140 million people are affected by the air pollution which is produced by fossil fuels.
Wind power—Xingjiang Solar energy—Qizang Fish farm—Hainan
Wind power: the vanes are not easy to make and it needs to pass the tests which take a long time. In the other hand, installing process of wind mills are hard and dangerous—two engineers are sent to the top of wind mills where the vanes should be installed with vanes at approximately 80 meters.