Produced by Guangdong Robust Group, the quality is pretty good.

According to inquiries on Zhiyouji, Robust mineral water is produced by Guangdong Robust Group, one of the top ten companies in China's beverage industry. Robust mineral water is made from high-quality deep groundwater in mountainous areas and undergoes 10 strict procedures. The quality is better than that of small water plants. It is a food and beverage brand with affinity and carrying capacity. The trademark of Robust mineral water was recognized as a well-known trademark in China by the State Trademark Office in early 1999. It is one of the few well-known trademarks in China's food and beverage industry.