Which is better, CNNC 23 Construction Company, Dongfang Nuclear Power Engineering Company or China Railway 18 Bureau?

In recent years, it is at the peak of nuclear power construction. Haiyan Dongfang Nuclear Power Engineering Co., Ltd. belongs to a company specialized in nuclear power construction under the 23 rd Company, and there is also a southern company. However, Dongfang Company has many projects now, and it's time to employ people. If you work hard, you should be promoted quickly, but the work place is not fixed, and you will go somewhere else as soon as the project is over.