Hello? Can this social security be automatically transferred to Guangdong social security?

The social security of cities in Guangdong province is not connected to the internet and cannot be transferred automatically. If two cities are involved in paying social security, you can print the transfer-out voucher and go through the transfer-in formalities at the transfer-in place.

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