Why did Cuba change to Cuba?

Cuba changed to Cuba for the following reasons:

Google said that Cuba changed its name to Cuba because it received legal documents from international brands, some of which registered names similar to Cuba, so in order to ensure the company's trademark security, they decided to change Cuba to Cuba. In addition, they also believe that this change can make Cubal better reflect the company's current business scope, because they are gradually transforming from an ordinary IT service company to a company that emphasizes numbers and technology.