Reflective cloth is generally sewn in strips on high-visibility warning clothing, and plays a safety warning role at night with its significant reflective effect. High visibility warning clothing is widely used in a variety of outdoor workers, the use of a wide range. In China, there are many kinds of outdoor occupations and a large number of outdoor employees. According to the available statistics, about 210,000 workers, and nearly 3 million coal miners. As well as a large number of road construction, road maintenance, oil workers, offshore operations, aviation ground support, mining exploration and other outdoor operations personnel, these occupational practitioners need to configure at least two sets of high-visibility warning clothing. Coupled with the short service life of high-visibility warning clothing (some countries abroad for one-time use), there is a large demand for high-visibility warning clothing for occupation every year.