Yes According to official website and Hangzhou Hengyun Changge Jewelry Company, it can be known that Hangzhou Hengyun Changge Jewelry is genuine, and this company is a regular company protected by official website Certification Law. Hengyun Long song Jewelry Co., Ltd. was established on 2013010/4, and its business scope includes the design and sales of jewelry, jadeite, precious stones and handicrafts.