【中文版】

投资公司不能做什么？这是一个非常重要的问题，因为投资公司的行为涉及到大量的资金和投资者的利益。本文将从以下几个方面探讨投资公司不能做的事情。

首先，投资公司不能进行欺诈和误导性宣传。投资公司的宣传材料必须真实、准确、清晰，并且必须向投资者充分披露有关投资风险和可能存在的重大事项的信息。如果投资公司的宣传材料存在虚假、误导性信息或者遗漏重要信息，那么该公司可能会面临监管机构的惩罚和投资者的诉讼。

其次，投资公司不能违反相关法律法规。投资公司必须遵守所有适用的法律法规，包括证券法、信托法、反洗钱法等。如果投资公司违反相关法律法规，不仅会面临行政处罚和刑事责任，还会对投资者的利益造成重大损害。

第三，投资公司不能进行内幕交易和市场操纵。内幕交易是指利用内部信息进行交易的行为，而市场操纵则是指通过欺诈或者其他手段操纵市场的行为。这些行为都是非法的，如果被发现，将会面临严重的法律后果。

最后，投资公司不能违反职业道德和行业规范。投资公司必须遵守职业道德和行业规范，包括勤勉尽责、保守秘密、合理谨慎等。如果投资公司违反这些规范，将会面临声誉损失和信任危机。

总之，投资公司不能做的事情有很多，包括欺诈、误导性宣传、违反法律法规、内幕交易和市场操纵以及违反职业道德和行业规范等。这些行为不仅会面临法律惩罚，还会对投资者的利益造成重大损害。因此，投资者在选择投资公司时应该谨慎考虑，并选择有良好声誉和诚信的公司进行投资。

【英文版】

What can't investment companies do? This is a very important question because the behavior of investment companies involves a large amount of funds and the interests of investors. This article will explore what investment companies can't do from the following aspects.

Firstly, investment companies can't commit fraud or engage in misleading promotional activities. The promotional materials of investment companies must be truthful, accurate, clear, and fully disclose relevant information about investment risks and significant matters to investors. If the promotional materials of an investment company contain false or misleading information or omit important information, the company may face regulatory penalties and investor litigation.

Secondly, investment companies can't violate relevant laws and regulations. Investment companies must comply with all applicable laws and regulations, including securities laws, trust laws, anti-money laundering laws, etc. If investment companies violate relevant laws and regulations, they will not only face administrative penalties and criminal liability, but also cause significant damage to the interests of investors.

Thirdly, investment companies can't engage in insider trading and market manipulation. Insider trading refers to the act of trading using internal information, while market manipulation refers to the act of manipulating the market through fraud or other means. These acts are illegal and will face serious legal consequences if found.

Finally, investment companies can't violate professional ethics and industry norms. Investment companies must comply with professional ethics and industry norms, including diligent responsibility,保守 secrets, reasonable caution, etc. If investment companies violate these norms, they will face reputation loss and trust crises.

In general, investment companies can't do a lot of things, including fraud, misleading promotional activities, violation of laws and regulations, insider trading and market manipulation, as well as violation of professional ethics and industry norms. These acts not only face legal punishment but also cause significant damage to the interests of investors. Therefore, investors should choose well-reputed and trustworthy companies for investment when selecting investment companies.