Initial public offering is when a company's tokens or coins first arrive in crypto and we can buy that company through a token or coin exchange.
These companies have probably been active for a few years and their shares have probably been owned by a certain group of people but not until the day of the initial release of these companies' tokens were they traded in crypto.
In crypto, we have three types of initialization methods, each of which we explain in order
The initial public offering through the project site itself is called an ICO
The initial release via Exchange is called IEO. The abbreviated word E is the word EXCHANGE.
The initial public offering through decentralized exchange is called IDO. The abbreviated word D is the word decentralized.
Each company or project sells some of its currencies according to the above-mentioned methods in order to sell some of its tokens.