calculate percentage profit In the fifth stage, the national standard of motor vehicle gasoline is equivalent to the current standard in Europe, which meets the requirements of the standard of gasoline vehicle pollutant emission in the fifth stage. According to the ministry of reform, the ministry of finance and the ministry of environmental protection, the ministry of environmental protection and the ministry of environmental protection issued a notice on the issuance of a plan for the upgrading of refined oil products, and expanded the scope of the implementation of the five standards of automobile and diesel oil. Starting from January 1, 2016, China's eastern region is fully supplied with five standard vehicle gasoline (including E10 ethanol gasoline). Starting from January 1, 2017, the nationwide supply of motor vehicles (including E10 ethanol gasoline) that meet the standard of China's fifth standard will be fully supplied, while the domestic sales of the five standard vehicles will be stopped at the same time. The largest increase in the number of global blockchain participants has been so far Subconsciously creating space to create diversity and inclusiveness - we have just entered the era of blockchain and are still working on this technology. The creators in this field are younger and mostly white men. This is not conducive to creating an attractive environment for more diverse people, and diversity is needed to develop powerful global products. Mehrotra said the additional rate for PC flash drives in 2017 is about 35 percent, and will increase to 75 percent by 2020. And "a lot of hard drives still need to be replaced by SSDS... Future self-driving vehicles are expected to be equipped with about 40GB of DRAM... This will also drive the use of NAND flash memory." Based on the above two kinds of comparison and analysis of the concept of earnings, reveals the inadequacy of accounting earnings, i.e., the accounting income does not take into account inflation, the production gains, goodwill to improve the impact of changes and their value, and can be found on only the pursuit of reliability, and can be measured, which affect the enterprise's profit ability and continuous operation ability. Accounting, since the 1950 s began to pay attention to absorb the income concept of some reasonable kernel of economics, the concept of modern accounting theory of income in the income concept of economics. Poorly considered activities confuse strong competitiveness with overt aggression. This should 't be the goal of team development activities. A cohesive team that can work successfully together doesn't have aggression to accomplish its goals. Such activities can be demeaning to the people who are often instructed to compete in a level that's largely meaningless in the job.