Equity online trading in India typically refers to the buying and selling of stocks (equity shares) listed on the National Stock Exchange (NSE) and the Bombay Stock Exchange (BSE). Both the NSE and BSE are major stock exchanges in India where investors and traders can participate in the Indian stock market.

Here's an overview of equity online trading on NSE and BSE:

1. National Stock Exchange (NSE):

   • The NSE is one of the largest and most popular stock exchanges in India.
   • It is known for its electronic trading platform, which provides real-time trading and market data.
   • NSE offers a wide range of equity products, including stocks, exchange-traded funds (ETFs), and equity derivatives such as futures and options.
   • Investors can trade NSE-listed securities through various online trading platforms offered by brokers.

2. Bombay Stock Exchange (BSE):

   • The BSE is one of the oldest stock exchanges in Asia and is headquartered in Mumbai.
   • Similar to NSE, BSE also offers a platform for trading stocks, ETFs, and equity derivatives.
   • BSE's flagship index is the Sensex, which consists of 30 of the largest and most actively traded stocks on the exchange.
   • Traders and investors can buy and sell BSE-listed securities using online trading accounts provided by brokerage firms.

To start equity online trading on NSE and BSE, you typically need to follow these steps:

1. Choose a Broker: Select a reputable brokerage firm that offers online trading services. Ensure that the broker is registered with the Securities and Exchange Board of India (SEBI).

2. Open a Demat and Trading Account: You'll need to open a Demat (Dematerialized) account to hold your securities in electronic form and a trading account to execute buy and sell orders. Most brokers offer both accounts together.

3. KYC Compliance: Complete the Know Your Customer (KYC) process by submitting necessary documents and verifying your identity and address.

4. Funding: Deposit funds into your trading account to start trading. Some brokers may also offer margin trading facilities.

5. Research and Analysis: Conduct thorough research and analysis of stocks you want to invest in or trade. You can use various tools and resources available through your trading platform.

6. Place Orders: Use the online trading platform provided by your broker to place buy and sell orders. You can choose between market orders, limit orders, and other order types.

7. Monitor and Manage: Keep an eye on your investments, track market trends, and make informed decisions. You can also set stop-loss and take-profit orders to manage risk.

8. Settlement: After executing trades, securities and funds are settled in your Demat and trading accounts respectively. Settlement typically happens on a T+2 (Trading Day + 2 working days) basis in India.

9. Taxation: Be aware of the tax implications of your trades. Capital gains tax and other taxes may apply to your equity transactions.

Remember that equity trading involves risk, and it's important to have a well-thought-out trading or investment strategy in place. It's also advisable to stay updated with market news and trends and consider seeking advice from financial professionals if you are new to online trading.