According to foreign statistics, only about one percent of the products ordinary companies come up with on their own prove marketable. But the success rate for specialized designers who have done market research and who stay in touch with trends abroad by attending exhibitions can be ten times as high.
根據國外統計，一般業者自行摸索開發的產品，暢銷機率只有百分之一，但由經過市場調查、且常去國外觀摩參展的專業設計師設計出來的產品，成功率可提高十倍。