Where can I buy personal flexible employment in Changning City, Hunan Province?

Changning City, Hunan Province, purchased individuals for flexible employment to the social security bureau where the household registration is located. The payment of flexible employees must be made in the place where they are registered, and the basic old-age insurance account and basic medical insurance account must be opened in the social security bureau where they are registered. As flexible employees, they can choose to participate in endowment insurance and medical insurance, but they cannot participate in maternity insurance, industrial injury insurance and unemployment insurance.