The amount of time it takes for a successful trader to learn and practice to reach a professional level varies from person to person and is often dependent on a number of factors, including the individual's learning ability, market knowledge, mastery of trading strategies, and the complexity of the market environment. Here are some approximate time frames and considerations:

### Learning Phase
- Basic knowledge learning: It usually takes several months to learn the market basics, trading terms and basic analysis methods. Many traders will spend 6 months to 1 year to deeply understand technical analysis, fundamental analysis and risk management.
### Practical stage
- Demo Trading: Before actually trading, many traders will use a demo account to practice trading, which usually lasts for 3 to 6 months. Through demo trading, traders can test their strategies and decision-making ability without risk.
### Actual Transaction
- Initial trading experience: After entering actual trading, traders usually need 1 to 3 years to accumulate experience. During this stage, traders will experience success and failure and learn how to manage emotions, risks and funds.
### Professional Level
- Reaching a professional level: Generally speaking, it may take 3 to 5 years to become a professional trader. During this period, traders need to continue to learn, adapt to market changes, and gradually form their own trading style and strategy.
### Influencing factors
- Individual differences: Everyone has different learning and adaptability abilities. Some people may master the required skills in a shorter period of time, while others may need more time.
- Market changes: Financial markets are dynamic and traders need to constantly adapt to new market conditions and trends, which may also affect how quickly they reach a professional level.

Overall, becoming a successful trader requires patience, continuous learning and practice. It is important to maintain a positive attitude and be willing to accept challenges and improve.