This hashtag refers to the major operating companies that are primarily and continuously linked to the cryptocurrency market. These companies include:

1_ Technology companies that develop businesses and rely on blockchain, and these companies may not be directly connected to the cryptocurrency market or the prices of these currencies.

2_ Cryptocurrency mining companies: These companies depend on the prices of cryptocurrencies and the costs of mining for their activities and profits.

3_ Cryptocurrency trading platforms: The most important and largest of which is the Binance platform and others.

There are other companies that primarily rely on collecting, storing, and holding cryptocurrencies.

Examples of these currencies include Bitcoin.