Hello, it's usually an investment management company. It is a new type of stock holding company, referred to as PIMC. Its main purpose is to provide other companies with some unfavorable factors such as strategic planning and capital introduction, so as to realize the revival of the company and embody the principle of win-win cooperation and competition.
It depends on what kind of investment company you are asking. Some engage in institutional cooperation, some engage in equity projects, and some engage in stock-related or foreign exchange.