Ant Financial is owned by Alibaba and Jack Ma. Alibaba is founded and owned by various communist party members. Jack Ma is a communist party member. Ant Financial is essentially co-owned by the Chinese Communist Party.
In order to encourage a failing economy, trap more consumers in debt (China has an outrageous 400%+ total debt to gdp) and prevent unrest, CCP is giving a $7 credit limit to its 700M people in poverty. Whether it works or not is debatable, as Chinese consumers are already neck deep in debt and hurting from rising inflation