| | Cluster | Proportion of included samples (%) | Top 15 topic feature words |
| | Cluster 1 | 16.1 | New product, Internet application, new technology, construction technique, information technology, new technique, advanced level, composite material, design and development, quality control, process technology, technical process, industrialization, high-tech, equipment level, individuation | | Cluster 2 | 16 | Engineer, senior engineer, senior expert, R&D expenditure, R&D, total assets, employees’ number, equipment original value, expenditure on science and technology activities, main business proportion, bachelor degree or above, enterprise scale, asset-liability ratio ownership structure, technology introduction | | Cluster 3 | 19.2 | Mechanism innovation, organization and implementation, operating mechanism, rewards system, organizational construction, management system, organizational structure, performance reviews, post doctor, rules and regulations, excellent talents, organization, incentive mechanism, communication channel, guarantee mechanism | | Cluster 4 | 9.7 | Patent, industry-standard, gross profit on sale, main business product sales revenue, science and technology progress award, method number, number of patent applications, industrial output, industrial added value, platform, number of technology development projects, number of new product development projects, software copyright, utility model, design patent | | Cluster 5 | 7.3 | Competitive advantage, social benefit, brand influence, market competitiveness, core competence, reputation, diversification, business area, marketing, market-driven, market demand, development trend, market occupancy, market share, products sale | | Cluster 6 | 5.7 | Intellectual property, intellectual property protection, intellectual property management, independent intellectual property, intellectual property application, property rights transformation, transfer of property rights, license, patent warning, confidential agreement, trade secrets, technology protection, protection method, promote application, intellectual property layout | | Cluster 7 | 21.7 | Industry-university-research cooperation, industry-university-research, internal and external resources, integration, resource integration, core competence, strategic planning, research institutes, colleges and universities, R&D team, technical cooperation, technology exchange, overall planning, leader, technology fusion | | Cluster 8 | 4.3 | Technical staff, innovation mechanism, management mechanism, director of technology centre, manager, scientists, technology leader, positivity, talent team, innovation team, outstanding contribution, postgraduate, technical experts, talent incentive mechanism, youth technology leader |
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