What are the leading stocks of railway infrastructure concept?

The concept of railway infrastructure leading stock is as follows:

Jinyi industry. Jinyi Industrial Co., Ltd. (hereinafter referred to as "the company"), formerly known as Jinyi Industrial Co., Ltd., was funded by Jinhe Enterprise Co., Ltd. (Taiwan Province Province) and was established in People's Republic of China (PRC) (hereinafter referred to as "China") on June, 2007.

China railway second bureau. China Railway Second Engineering Group is a super-large state-owned enterprise under China Railway Corporation, one of the top 500 enterprises in the world and one of the top 500 brands in the world. Its listed company, China Railway Second Bureau Co., Ltd., has three levels of qualifications: general contracting of railway construction, general contracting of housing construction and general contracting of highway construction, and enjoys the right to operate abroad and trade. Headquartered in Chengdu, Sichuan, the company is mainly engaged in railway, highway, airport, water conservancy and hydropower, wharf, subway, municipal engineering, automobile manufacturing, industrial and civil construction and other civil engineering, as well as railway electrification, architectural decoration, water supply and drainage, communication, signal, electric power and other construction and installation projects. Complete professional team, rich management experience, strong technical strength, and the professional level is among the best in the same industry in China. 198. At present, it has 13 holding subsidiaries and branches in 3 provinces, municipalities and autonomous regions nationwide.

Jinxi axle. Jinxi Axle is a joint-stock company established on June 5438+2, 2000 with Jinxi Machinery Industry Group Co., Ltd as the main sponsor. In May 2004, 40 million A shares were publicly issued and listed on the Shanghai Stock Exchange. The total share capital is 1029 1 10,000 shares, and the controlling shareholder Jinji Group holds 4561%; Its holding subsidiary, Jinxi Rail Vehicle Co., Ltd.; The actual controller is China Ordnance Industry Corporation.