Founded in 1911, it is the oldest oral care brand in China and has created many firsts in the history of Chinese toothpaste. It has the world's most advanced complete set of toothpaste production process equipment and a scientific product quality management system. For a hundred years, Blue Sky has always targeted the oral problems of Chinese people, inherited centuries-old oral care technology, and professionally cared for oral health. It owns two well-known Chinese trademarks, "Blue Sky" and "Liubizhi".