Guangdong Huangshan is a food brand owned by Guangxi Guilin Wanxin Food Co., Ltd. Guangdong Huangshan brand focuses on high taste, high nutrition and high health care of all kinds of coarse cereals and nutritious foods. This is a local brand. When buying, we should first look at whether there is a manufacturer, the date of production, whether the packaging is sealed, and finally whether there is a QS mark. Completion means it has been approved by the health department.