Can the social security paid in Shenzhen be transferred to Liuzhou? How?

You can transfer part of Shenzhen to Liuzhou. When you need to leave your job, you'd better ask your company to handle the transfer formalities for you in Shenzhen, and then you can get it from the social security bureau here in Liuzhou. If you are not a native of Liuzhou, you need to find a company in Liuzhou to help you receive it.

Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.