financial innovation coupling with high-tech enterprises the financial lnnovation for private high-tech enterprises 资本市场成长的逻辑：金融创新与高科技企业的耦合：financial innovation coupling with high-tech enterprises 突破融资瓶颈：民营科技企业发展与金融创新：the financial lnnovation for private high-tech enterprises Typical case set of high-tech enterprises Service innovation of manufacturing enterprises Research on innovation behavior of China central enterprises