Royal Zhen Xuan Yam Powder is a regular product of the company. The company has a strong R&D team, which combines modern science and technology with traditional technology to create a health-care boutique that is more suitable for China people's physique. In addition, the production technology of yam powder is strictly in accordance with national standards, and the product quality is trustworthy.

Yupin Zhen Xuan Brand Management Co., Ltd. is a whole industrial chain company integrating planting, research and development, processing and sales of iron stick yam. The company is based on wen county, the national geographical indication of iron stick yam, and strictly follows the national standards from yam seed selection to planting and processing. Therefore, it can be said that the Royal Zhen Xuan Yam Powder is a regular and healthy product.