RFH 355nm ultraviolet laser replaces the traditional ink printing process, widely used in packaging bags, tea gift boxes, ultraviolet laser coding speed, high precision, high power stability   Tuocha is a very old product in Yunnan tea, and it has long been popular in and outside the province. Yunnan Tuo Tea was created in Xiaguan, Yunnan, so it is also known as Xiaguan Tuo Tea. As time goes by, all employees of Xiaguan Tea Factory have developed a small workshop-like factory into a modern tea refining and processing enterprise with a certain scale after decades of hard work.