Feed This article uses the World Bank line $number2 A sample survey of Chinese companies in the year

development cooperation for Chinese manufacturing enterprises New Impact Row empirical research. Re- search shows that : first

research and development cooperation on the expansion of investment in enterprise de- velopment margin

intensive marginal all have significant positive impact ;

research and development coopera- tion can promote enterprise product innovation input

increase product innovation output ; again

Enterprise and supplier cooperation is beneficial to product innovation input and output increase

also has a positive effect on enterprise process innovation ; finally

Enterprise and customer research and development cooperation signifi- cantly promote the Enterprise product creation new input

to some extent contribute to the improvement of prod- uct innovation output. The conclusion is that cooperation is an important source of enterprise innovation

the en- terprise should build effective cooperation relationship

especially should strengthen the network relationship a- long the value chain.