Take a look at how China has treated google and facebook. They have sought to create the social network, the search network of their country. They create domestic e-commerce sites. Bitcoin and other cryptocurrencies are the technologies they have learned and the next step is that they seek to kill bitcoin and other cryptocurrencies to build their crypto. China has more than 1 billion people and they are aware that the market from their country is potential.
In terms of human resources, they have enough programmers to create their own blockchain.