Is it legal for Chongqing British Airways Human Resources Management Co., Ltd. to buy Shenzhen insurance locally?

It is legal for Chongqing British Airways Human Resources Management Co., Ltd. to purchase Shenzhen insurance locally. The company is registered in Shenzhen, and it is legal to buy insurance. There is a principle of social security. You need to pay in the place where the enterprise business license is registered, and the social security benefits you enjoy can only be used in the place where you pay, including work-related injuries, provident funds and pensions. Pension benefits can be transferred back to Chongqing, and others can't.