CSA 也可以回複：請教，如果在美國銷售中國生產的小電器，UL認證是必須的嗎？謝謝

CSA是加拿大的認證，號稱比UL簡捷。
CSA Group is a total solutions global provider of North American marks and can help you access the international marks you need to sell your product around the world. You can display CSA North American marks on your products with confidence