Henan Deyun Supply Chain Technology Co., Ltd.

Who We Are?

Crown Diamond is located in Zhengzhou City, Henan Province, which is known as the "Diamond Capital of China", and we are mainly engaged in HPHT diamonds, CVD diamonds and custom diamond jewelry.

The highest standards are achieved in our laboratory by using the latest technology, strictly in accordance with natural diamond craftsmanship, and hand polished according to the 4C of diamond grading standards.

The physical, chemical and optical properties of cultivated diamonds are completely consistent with those of natural diamonds, which has the advantages of simple production process, environmental protection, low price, and variable styles.

What We Do?

We actively cooperate with excellent diamond wholesalers in the industry to provide different solutions for diamond customization.

At the same time, our company has rich experience in trade export and cross-border e-commerce, and has established stable cooperative relations with a number of international express freight shipping companies.

With our mission to improve supply chain security, we continue to innovate to enhance industry reputation and strengthen consumer trust.