The rock sugar produced in Chongzuo, Guangxi is the best. According to relevant data, the rock sugar produced in Chongzuo, Guangxi is the best. Chongzuo is called "sugar jar", and Chongzuo is the largest commercial sugar-producing city in China. The quality of sugar produced is guaranteed, with a long history of production, skillful technology, exquisite craftsmanship and authentic taste.