Headquarters Address: Unit 1101-1103, 11/F, Hermes Commercial Centre, 4 Hillwood Road, Tsim Sha Tsui, Hong Kong Contact: Ms. Zhuang Tel: (852) 2314 1238 Other telephone: 172 6831 0993 Fax: (852) 2314 8963 Email: dava@dava.com.hk