Abstract: Under background of new round of scientific and technological revolution and industrial transformation, modern biological breeding technology, as represented by crop phenotyping technology has become key to enhancing seed industry core competitiveness．Innovation chain theory has been elaborated, and current development status of crop phenotyping technology and equipment in Heilongjiang Province has been analyzed across stages such as basic research, equipment manufacturing, and application and promotion．A systematical analyzing has been conducted of core issues currently facing development mechanism of this innovation chain, including disconnection within innovation chain, insufficient capabilities and collaboration among key actors, shortage in key factors' supply and so on．A collaborative innovation mechanism has been proposed, involving government, industry, academia, research institutions, financial institutions, service providers, and end-users, and a full-cycle dynamic management mechanism and a support mechanism for key factors such as talent, capital, and data have been designed．Based on this, targeted policy countermeasures and suggestions are proposed in four aspects: strengthening top-level design, cultivating multiple stakeholders, perfecting factor markets, and creating a favorable ecosystem