Press F6 and click the classification option "Section" below. Here are all the sections of Tongdaxin, including "China Securities Regulatory Commission Industry Section", "Regional Section", "Industry Section" and "Concept Section". Select one of them The sector will list all the stocks in that sector.

You can use "Function" - "Customized Variety" - "Combined Variety Management" to create your own sectors and sector indexes.

The main functions of Tongdaxin: 1. It integrates market conditions of Shanghai and Shenzhen, Hong Kong stocks, US stocks, futures, options, funds, macro and foreign exchange, and is suitable for all investors.

2. Innovate and combine Shanghai and Shenzhen data to launch special functions such as DDE decision-making, capital flows of individual stock sectors, theme events, unanimous expectations, shareholding changes, and dragon and tiger lists.

3. Provides market conditions for Shanghai, Shenzhen, Hong Kong and US stocks, and supports self-selection, ranking, sector and various technical indicators.

4. Overview of the global market through commodity futures, foreign currency exchange rates and global indices.

5. It has a variety of column information.

Definition of stock:

Each share of the same class represents equal ownership of the company. The size of each shareholder's share of the company's ownership depends on the number of shares he or she holds relative to the company's total equity.

Stocks are a component of the capital of a joint-stock company and can be transferred and bought and sold. They are the main long-term credit instrument in the capital market, but the company cannot be required to return its capital contribution.

Introduction to some stock terms: (1) Price-to-earnings ratio

Price Earnings Ratio (P/E or PER for short), also known as "price-to-earnings ratio" and "stock-price-to-earnings ratio" Or "price-to-earnings ratio (referred to as price-to-earnings ratio)." The P/E ratio is the ratio of a stock's price divided by its earnings per share (EPS, EPS). Or the company's market value divided by the annual profit attributable to shareholders.

(2) Turnover rate

Turnover rate is also called "turnover rate", which refers to the frequency with which stocks change hands in the market within a certain period of time. It reflects the liquidity of the stock. one of the indicators. There are different types of indicators depending on the nature of the sample population, such as the total turnover rate of all listed stocks on the exchange, the turnover rate based on the number of issuances of a single stock, and the turnover rate based on the portfolio held by an institution.

(3) Blue Chip Stocks

Blue Chips refer to large, traditional industrial stocks and financial stocks with long-term stable growth. The term "blue chip" comes from Western casinos. In Western casinos, there are three colors of chips, among which blue chips are the most valuable. In the securities market, stocks of companies with good operating performance and stable and high cash dividend payments are usually called "blue chip stocks."