紫外線測試卡生產廠家，測試卡防水、可重復使用，受紫外線照射后變色，顏色越深意味著紫外線越強，可根據客戶需求設計卡片和標簽的式樣、定制帶企業介紹和LOGO

The manufacturer of ultraviolet test card is waterproof and reusable. The test card changes color after being exposed to ultraviolet light. The darker the color means the stronger the ultraviolet light. The style of card and label can be designed according to customer needs, and customized with enterprise introduction and logo