Urbanization, industrial cluster and regional technological innovation 并列题名：Urbanization, industrial cluster and regional technological innovation Corporate social capital and technological innovation Guangdong industrial cluster towns collaborative innovation Industrial ecosystem of technological innovation Research on northeast China industrial upgrading relies on technological innovation Urbanization, dynamic mechnism and institutional innovation Path of regional technological innovation 并列题名：Corporate social capital and technological innovation 并列题名：Guangdong industrial cluster towns collaborative innovation