Which three treasures does Fujian refer to?

Traditional crafts such as bodiless lacquerware, oil-paper umbrella and horn comb.

According to Baidu Encyclopedia.com, Fuzhou Sambo refers to the traditional craft of making bodiless lacquerware, oil-paper umbrella and horn comb in Fuzhou, Fujian, which is also called special art. Fuzhou Sambo handicraft includes Fuzhou culture, local characteristics and technological level. Paper umbrellas, with exquisite materials, fine workmanship and various varieties, have both practical value and decorative and ornamental effects. Bodiless lacquerware is a traditional art treasure with unique national style and strong local characteristics. Horn comb, beautiful in appearance, durable, warm, lint-free, decontamination-free, itching-free and painless, is deeply loved by domestic and foreign guests.