丰溯区块链,丰创区块链怎么样

⑴ What breakthroughs have been made in basic science and technology in recent years?

With the continuous development of Weibei Technology, basic technology has always been an important force in promoting scientific and technological progress. Basic science and technology includes mathematics, physics, chemistry, biology and other subjects. They are the basis of various technologies, applications and engineering, and are the key to realizing scientific and technological innovation.

1. The current situation of the Xiaoshan Index in the development of basic science and technology

Mathematics

As a subject in basic science, mathematics has an important role in the development of modern science and technology. important role. Currently, research hotspots in the field of mathematics mainly include mathematical physics, probability theory, combinatorial mathematics, computer science, etc. At the same time, mathematics also plays an important role in artificial intelligence, Internet of Things, blockchain and other fields.

In short, the current development of basic science and technology is very active, and it also shows a trend of diversification and complexity. Interdisciplinary cooperation, digitization, intelligence, automation, environmental protection and sustainable development are important trends in the current development of basic science and technology. In future development, scientists need to continue to conduct basic research and actively explore new scientific ideas and technical means to promote scientific and technological progress and make greater contributions to the development of human society.

⑵ What are the sectors of the stock market?

It is roughly divided into three major sectors: industry sector, regional sector, and concept sector, and there are roughly ninety categories.
1. The A-share sector includes agriculture, forestry, animal husbandry, and fishery, the B-share sector includes the mining industry, the C-share sector includes the creative industry, the D-share sector includes the electricity, heat, gas, water production, and supply industries, and the E-share sector includes Including the construction industry, the F-share sector includes wholesale and retail industries, and the G-share sector includes transportation, warehousing and postal industries.
2. The I-share sector includes the information transmission, software and information technology services industry, the J-share sector includes the financial industry, the K-share sector includes the real estate industry, the L-share sector includes the leasing and business industry, and the M-share sector includes scientific research and technology Service industry, N-share sector includes water conservancy, environment and public facilities management industries.
3. The O-share sector includes residential services, repairs and other service industries, the P-share sector includes education, the Q-share sector includes health and social work, the R-share sector includes culture, sports and entertainment industries, and the S-share sector includes comprehensive 90 Categories.
1. Concept section: Lithium batteries, military and aerospace, new energy, low-carbon economy, scarce resources, circular economy, Internet of Things, smart grid, railway infrastructure, golden concept, 3G concept, equity incentives, fund positions, asset injection, spin-off and listing, rare earth permanent magnets, polysilicon and other concepts.
2. Industry sectors: Financial industry, jewelry industry, steel industry, furniture industry, petroleum industry, road bridges, automobile industry, transportation, medical equipment, hotel, tourism, real estate industry, commercial department stores, materials, foreign trade, food industry, textile industry, power industry, agriculture, forestry, animal husbandry, fishery, media, entertainment, chemical industry, coal industry, construction Building materials and other industries.
3. Regional plates: Heilongjiang Province, Xinjiang plate, JilinLin Plate Gansu Plate Liaoning Plate Qinghai Plate Qinghai Plate Beijing Plate Shaanxi Plate Tianjin Plate Guangxi Plate Hebei Plate Guangdong Plate Henan Plate Ningxia Plate Shandong Plate Shanghai Plate Shanxi Plate Shenzhen Plate Hubei Plate Fujian Plate and other regions.
Extended information:
1. There are 19 major categories and 90 secondary sub-categories in China's stock market. The stock market sector is divided into two categories: industry sector classification and concept sector classification. Under each major sector, there are several small sectors.
2. Industry sector classification The China Securities Regulatory Commission’s official classification of listed companies has clear classification standards; there is no unified standard for conceptual sector classification, and there are methods of geographical classification and listing time classification.

⑶ What are the sectors of stocks and what are the differences between sectors

Hello, the stock sector refers to certain companies that have certain relevant factors in the stock market. The plate is named after this element. As of October 30, 2019, there were approximately more than 3,700 listed companies in my country. Effective and reasonable classification of listed companies can help investors better focus on a certain industry, field or individual stocks. Especially when investors make investment choices, reasonable sector division can enable investors to more efficiently observe, compare, and analyze the business layout, operating conditions, financial conditions and other fundamental information of listed companies of the same type, which is an important factor for investors to make investment decisions. important basis for investment decisions.
Common stock sector classifications:
Industry sectors
According to the "Guidelines for the Industry Classification of Listed Companies" issued by the China Securities Regulatory Commission in 2012 (CSRC Announcement [2012] No. 31), each The industry classification results of listed companies will be announced at the end of the quarter, and listed companies will be divided into: A agriculture, forestry, animal husbandry and fishery; B mining industry; C manufacturing industry; D electric power, heat, gas and water production and supply industry; E construction industry ; F wholesale and retail industry; G transportation, warehousing and postal industry; H accommodation and catering industry; I information transmission, software and information technology services industry; J financial industry; K real estate industry; L leasing and business services industry; M science Research and technical services industry; N water conservancy, environment and public facilities management industry; O resident services, repair and other service industries; P education; Q health and social work; R culture, sports and entertainment industry; S comprehensive, a total of 19 categories , and 90 major categories subdivided. For example, as announced in the "Industry Classification Results of Listed Companies in the Third Quarter of 2019", the listed companies included in the oil and natural gas extraction industry under B mining industry are: Blue Flame Holdings, Worsch Holdings, Sinopec, PetroChina, and Intercontinental Oil and Gas and Guanghui Energy.
The basis for the classification of listed companies’ industries by the China Securities Regulatory Commission is: 1) When the proportion of operating income of a certain type of business of a listed company is greater than or equal to 50%, it will be classified into the industry corresponding to that business; 2) When the listed company does not The proportion of operating income of one type of business is greater than or equal to 50%, but the revenue and profit of a certain type of business are the highest among all businesses, and both account for the company'sIf more than 30% of the total revenue and total profit (including this number), the company belongs to the industry category corresponding to the business; 3) If the industry affiliation cannot be determined according to the above classification method, the expert committee on industry classification of listed companies will make a judgment based on the company’s actual operating conditions. The company's industry affiliation; if the affiliation is unclear, it will be classified as comprehensive.
In addition to the industry classifications of listed companies announced by the China Securities Regulatory Commission, some institutions or stock software will also publish their own industry sectors.
Regional Segment
Regional Segment is divided into listed companies based on the region where they are located, such as: Beijing Segment, Shanghai Segment, Shandong Segment, etc.
Conceptual sector
There is no unified standard for conceptual sector, which is divided by various common factors of listed companies. The factors can be region, performance, technology, organization, policy, etc., for example:
Based on region Classification: Beijing-Tianjin-Hebei sector, Yangtze River Delta sector, Xiongan New Area sector, etc.;
Classification by technology: Blockchain sector, 5G sector, AR sector, VR sector, artificial intelligence sector, etc.;
By policy Classification: new energy sector, free trade zone sector, One Belt and One Road sector, rural revitalization sector, etc.;
Classification by performance: blue chip sector, ST sector, etc.;
Classification by index: CSI 300 sector, SSE 50 Sector, CSI 500 sector, etc.;
Classified by investors: social security sector, institutional sector, fund sector, QFII sector, etc.;
Classified by hot economy: new retail sector, internet finance sector , Internet of Things sector, e-sports sector, etc.
In addition to the above types of sectors, there are also different sectors divided by various concepts or characteristics, such as: Chinese header sector, yesterday's daily limit sector, equity transfer sector, etc. Concept sections are often hot topics for market speculation.

⑷ What are the sectors of stocks?

Ordinary shares

Ordinary shares refer to those that enjoy ordinary rights in the company’s operation and management and distribution of profits and property. Shares represent the right to claim the company's profits and remaining property after all debt repayment requirements and the income rights and claims of preferred shareholders have been met. Common shares form the basis of a company's capital and are a basic form of stock. The stocks currently traded on the Shanghai and Shenzhen stock exchanges are ordinary stocks.

Ordinary shareholders enjoy the following basic rights in proportion to the shares they hold:

(1) The right to participate in company decision-making. Ordinary shareholders have the right to participate in the general meeting of shareholders and have the right to propose, vote and elect, and can also entrust others to exercise their shareholder rights on their behalf.
(2) Profit distribution rights. Common stockholders are entitled to receive dividends from the company's profits. Dividends on common stocks are not fixed and are determined by the company's profitability and its distribution policy. Ordinary shareholders must be entitled to dividend distribution rights only after preferred shareholders receive fixed dividends.

(3) Preferential stock options. If the company needs to expandWhen Zhang Er issues additional ordinary shares, existing ordinary shareholders have the right to preemptively purchase a certain number of newly issued shares at a specific price lower than the market price in proportion to their shareholdings, thereby maintaining their original proportion of ownership of the enterprise.

(4) Right to distribute remaining assets. When a company goes bankrupt or is liquidated, if the company's assets remain after repaying its debts, the remainder will be distributed to preferred shareholders first and then to common shareholders.

Preferred Stock

Preferred stock versus common stock. Preferred shares have priority over common shares in the rights to profit dividends and residual property distribution.

(1) Right of priority distribution. When the company distributes profits, shareholders who own preferred stocks are distributed before shareholders who hold ordinary stocks, but they enjoy a fixed amount of dividends, that is, the dividends of preferred stocks are relatively fixed.

(2) Right of priority claim. If the company is liquidated and the remaining assets are distributed, preferred shares are distributed before common shares. Note: When the company decides not to distribute dividends for several consecutive years, preferred shareholders can enter the shareholders' meeting to express their opinions and protect their own rights.