【中文版】

基金的销售时间取决于基金的类型、市场行情、基金经理的策略以及投资者的需求。一般来说，基金可以在任何时间进行买卖，但不同的基金类型和投资策略会有不同的买卖时机。

对于股票型基金和混合型基金等高风险基金，建议投资者在市场行情好、股票价格高时卖出。而对于债券型基金和货币市场基金等低风险基金，建议投资者在市场利率上升时卖出。

此外，基金经理也会根据市场情况和投资策略来确定买卖时机。例如，基金经理可能会在市场出现大幅度波动时进行减仓或加仓，或者在市场趋势发生变化时进行调整。

总之，基金的买卖时机需要根据市场情况、基金类型、投资策略以及投资者需求等多方面因素进行综合考虑。建议投资者在购买基金前充分了解基金的投资策略和风险情况，并定期进行投资组合的调整和优化。

【英文版】

The sales time of funds depends on the type of funds, market conditions, fund managers' strategies, and investors' needs. Generally speaking, funds can be bought and sold at any time, but different fund types and investment strategies have different buying and selling opportunities.

For high-risk funds such as equity funds and hybrid funds, it is recommended for investors to sell when the market conditions are good and stock prices are high. For low-risk funds such as bond funds and money market funds, it is recommended for investors to sell when market interest rates are rising.

In addition, fund managers will determine the buying and selling opportunities based on market conditions and investment strategies. For example, fund managers may reduce or increase their positions when there are significant fluctuations in the market, or adjust their portfolios when market trends change.

In summary, the buying and selling opportunities of funds need to be considered based on market conditions, fund types, investment strategies, and investor needs. It is recommended for investors to fully understand the investment strategies and risk situations of funds before purchasing them, and regularly adjust and optimize investment portfolios.