86 Nguyen Hong Dao

Our company is one of the leading semi-precious stone business company in Vietnam under branch name Coastal Gems. <br/>Our major business is in production, manipulation, processing and ...

Room No. 3, 3rd Floor, 91 Dinh Tien Hoang

Adonggems is astablished from in the year 1989 in Viet Nam. Experience nearly two transmitting and decade constructions and development. We built client rete live in many countries in the world. Adong...