Pure. Bao Zhong Guo Jin has rich management experience and leading team, taking the innovator of jewelry culture as the concept and taking "achieving the highest quality and creating extraordinary" as the mission. According to the inquiry of official website, Guo Jin, Bao Zhong, the company is a regular company protected by official certification laws, and the gold it sells has been appraised by genuine experts, and its purity and reliability are very positive. The company's products are mainly 18K, 22K, hard gold, diamonds and inlaid products.