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Under the circumstances of encouraging independent intellectual property, nearly all the enterprises were working hard to create new design for their products by means of industrial design, unfortunately, most of them only considered a product's market and appearance and made the business product identity very confusing. The solution was to introduce product identity (PI). This research put forward...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.