However, Chou Kuang-chung points out that avionics products are sold at low volumes with high profit, and that they have long life expectancies: A company can earn money off of one model for ten years; they needn't continually rack their brains to come up with hip innovations and new looks, as do companies in the information or consumer appliance industries.
然而周光中指出，航電產品量少而利厚，尤其產品壽命極長，一種型號可以賺十年，不必像資訊家電業者，為了不斷創造流行、翻新花樣而焦頭爛額。