In this case, the two cats will compete with each other due to their occupation consciousness. The owner can lock one of the cats in a cage and let them adapt to each other for a period of time. During this period, they should pay more attention and comfort to the cat, which will increase the number of cats. their sense of security. After that, put the two cats together, from being together for a short time to being together all day long. This step by step will reduce the number of fights.