Investigation on the status of medium and small enterprises 并列题名：Investigation on the status of medium and small enterprises Legal study on the development of medium and small enterprises 并列题名：Legal study on the development of medium and small enterprises the economic transition and development of medium and small enterprises investigation and research of the small and medium-sized enterprise Customer relationship management (CRM) for medium and small enterprises Experience and inspration on financing for the medium-and-small enterprises Study on theory and evaluation about the credit of medium-sized and small enterprises Research on credit management of medium-and small-sized enterprises