Which companies in SSE A shares are monopolies?

The monopolies in the SSE A-shares are as follows:

PetroChina. Chinese ships.

Guodian Power. Space communications.

Dongfang Electric. Monopolies, as the name suggests, are industries that enjoy the policies given by the state in order to control social production, manipulate and monopolize the market. At present, there are some monopoly industries, such as:

Salt, tobacco, electricity, finance, etc. There is still a taste of planned economy in these industries, exclusive operation, ordinary people can not live without it, and products are the only choice. Therefore, it is also called the overlord industry.

The products of these industries are the girls of the emperor's family, and they do not worry about getting married. Whether in theoretical analysis or social reality, the monopoly of public enterprises has caused many drawbacks. Therefore, the introduction of competition mechanisms in public utilities and the breaking of the monopoly of public enterprises have become the content of many national reforms.

In the process of building and perfecting the socialist market economy, China's legislative and administrative departments have also continuously adopted measures to regulate the monopolistic behavior of public enterprises. Combined with China's national conditions, in the following period, the anti-monopoly regulation of domestic public enterprises should focus on the following aspects: supervision, ensuring interconnection, prohibiting cross-subsidy, etc.

A** Listed companies with monopoly in the field:

1. Power stocks: Yangtze River Electric Power, a monopoly on the Three Gorges Hydropower Station. Other hydropower plants are monopolized by local water resources; But ordinary power stocks are not. Later, China Southern Power Grid and State Grid were listed, and they were also monopolies;

2. Railway stocks: Daqin Railway, the monopoly of this railway. The highway unit that obstructed him also had the nature of a regional ridge and a sharp break;

3. Communication stocks: China Unicom, telecom monopoly. Mobile is not listed in the mainland, and he is the only one now;

4. Liquor stocks: Kweichow Moutai, the monopoly of this brand. The national liquor level, other liquors cannot be substituted for Dandai;

5. Airport stocks: Baiyun Airport, the monopoly of this airport business. The same goes for other airport stocks;

6. Port stocks: Beihai Port, the monopoly of the port affairs of this port. The same goes for other port stocks;

7. Monopoly of public utilities and urban utilities in the supply and heating stocks. The same goes for other gas and heating stocks;

8. Mining stocks: Shandong**, a monopoly on gold mining. The same goes for other mining stocks.

Summary. 6. Hengrui Pharmaceutical (600276), a leading domestic chemical innovative drug company, with a gross sales margin of about 87%. 7. Aimeike (300896), a leading domestic medical beauty enterprise, has a gross sales margin of 86-92%.

8. Jianfan Biotechnology (300529), a leading enterprise in blood purification in China, with a gross profit margin of about 85%. 9. Gigabit (603444), a leading enterprise in online game creative planning, with a gross sales margin of 86%-92%. 10. Kingsoft Office (688111), a leading domestic office software and service provider, has a gross sales margin of 85%-88%.

Statement: The analysis of this article is not recommended, but just an analysis of the fundamentals, only for your reference in investing in Fu Tomato, do not copy it. If you feel that the fundamentals of the analysis are relatively good, you can join the tracking research of self-selected stocks, and wait for the stock to adjust sharply and the margin of safety is high.

Note that there is a risk and losing money is simple.

1. Wuwu Biotechnology (300357), a leading domestic desensitization drug company, has a gross sales margin of 94%-97%. 2. Kweichow Moutai (600519), the first leader of liquor in China, has maintained a gross profit margin of 91% for many years. 3. Ed Biotech (300685), a leading enterprise in tumor companion diagnosis within the judgment of Guoluxin.

The gross profit margin of sales is around 91%. 4. Gan & Lee Pharmaceutical Co., Ltd. (603087), the only enterprise in China that has mastered the technology of industrial tancong production of recombinant insulin analogues, with a gross sales margin of about 91%. 5. Changchun High-tech (000661), a leading domestic enterprise of growth and growth hormone, with a gross sales margin of about 85%.

6. Hengrui Pharmaceutical (600276), a leading domestic chemical innovative drug company, with a gross sales margin of about 87%. 7. Aimeike (300896), a leading domestic medical beauty company, has a gross profit rate of 86-92%. 8. Jianfan Biotechnology (300529), a leading enterprise in blood purification in China, with a gross profit margin of about 85%.

9. Gigabit (603444), a leading enterprise in online game creative planning, has a sales rate of between 86% and 92%. 10. Jinshan Bangmao Office (688111), a leading office software and service provider in China, with a gross sales margin of 85%-88%.

1. Huangguoshu Tobacco is not listed, and tobacco companies are not allowed to be listed 2. Aluminum Corporation of China **** Guizhou Branch belongs to the listed company Aluminum Corporation of China, and the branch is not listed separately.

3. Guizhou Tire Co., Ltd. is not listed.

4. Guizhou Xiyang Fertilizer Industry **** is not listed.

5. Guizhou Kaiphosphorus (Group) Co., Ltd. is not listed.

6. Nanfang Huitong shares have been listed, 0009207 Guizhou Guihang Auto Parts Co., Ltd. has been listed, and 6005238 and others have not been listed.

Yes, Qian Tire A is also on the market.

Aluminum Corporation of China, Nanfang Huitong, Guizhou Guihang.

These 3 have already been listed, the others are not.

Aluminum Corporation of China, Guizhou Tires, Guizhou Jiulian Group, Nanfang Huitong, Guizhou Guihang.