Technical innovation: In economic development theory, it refers to the first application of new technologies and inventions in production. It is to establish a new production function or supply function in the production system and introduce a new combination of production factors and production conditions. Economics Emphasize that technological innovation is non-exclusive, uncertain, marketable, and systematic. According to the above definition, which of the following behaviors belongs to technological innovation in the field of economics:. ['In Europe, the test flight of Concorde was successful, and because of its huge flight cost, the ticket price was extremely expensive.', 'U. S. space technology is extremely developed and advanced, and the space shuttle flies freely in space.', 'After a long-term formula test, Wuliangye Group launched low-alcohol wine in the market and achieved excellent market returns.', "Iridium's technology enables people to send and receive information from any corner of the earth."]