Heterogeneous human capital refers to human capital with a form of increasing marginal productivity in a specific historical stage, which is manifested by the unique capabilities of the owner. These capabilities mainly include comprehensive coordination, judgment, and decision-making, learning and innovation Ability to take risks, etc. Based on the above definitions, what does the following not involve heterogeneous human capital? ['A factory has suffered a long-term loss. After Mr. Li became the factory director, he implemented a drastic reform, which quickly turned the factory into a profit.', 'Technician Chen deliberately delves into technology. He skillfully combines two technologies that are considered unlikely to be integrated, greatly reducing production costs.', 'The efficiency of a packaging factory is mediocre. After the designer Wang was applied to the factory, because of his novel design and fresh style, the packaging products of the factory suddenly became popular.', 'A factory hires an academician as a technical consultant. A large number of venture capital companies have come here, and some highly educated talents have also joined.']