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At present, a majority of individuals are keen on outdoor expedition. The field environment, however, are often very complicated, especially in the jungles, caves, where tourists are more likely to get lost . The Aurora Director, the caliga is designed for outdoor adventurers and geological scientists. It is based on the principle of seal, leaving fluorescent color on the footprints, which does not need the explorers to marks in person. Furthermore, it is conducive to help search and rescue people getting trapped. With the Aurora Directer, field expedition becomes more professional, and secure.
Dalian Minzu University