Development & innovation of small and medium-sized enterprises in China 并列题名：Development & innovation of small and medium-sized enterprises in China Study on marketing ajustments and innovation of small and medium-sized enterprises in China Development research of micro. small and medium-sized enterprises in macao Study on marketing adjustments and innovation of small and medium-sized enterprises in China 并列题名：Development research of micro. small and medium-sized enterprises in macao Eco-innovation in small and medium-sized enterprises Research on innovation strategy of small and medium-sized enterprises in digital age Growth gene of innovative small and medium-sized enterprise 并列题名：Research on innovation strategy of small and medium-sized enterprises in digital age