The Columbus Smart Technology Group was founded in 2007 and focuses on the development, design and manufacture of tray-carrying robots (PTR). In 2012, it pioneered the development of the world's first smart four-wheel drive vehicle, pioneering the concept of high-density smart storage, doubling storage capacity, and reshaping the standards of the smart storage industry. In 18 years, the group has obtained 97 patents, 12 software product registration certificates and 100 software copyrights, building three major production bases with a total area of more than 90,000 square meters.