| Registered office | Cricket Square, Hutchins Drive, P.O. Box 2681, Grand Cayman KY1-1111, Cayman Islands |
| Head office and principal place of business in Hong Kong |
Room 2209, 22/F, West Tower, Shun Tak Centre,200 Connaught Road Central,Hong Kong |
| Company website | www.nd.com.cn |
| Compliance officer | Liu Luyuan |
| Company secretary | Tam Hon Shan, Celia, HKICPA, ACCA |
| Qualified accountant | Tam Hon Shan, Celia, HKICPA, ACCA |
| Audit committee | Chao Guowei, Charles (the chairman) Lee Kwan Hung Liu Sai Keung, Thomas |