| Mr. Yu, Philip |
| CEO President |
| E-mail |
philipyu@hk-sigema.com |
| Tel : |
(852) 2191-8922 |
| Fax : |
(852) 8161-8662 |
| Mobile |
(852) 9133-7219 |
| China Mobile |
(86) 136-00160-556 |
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| Ms. Wu, Nikki |
| Finance & Administration Manager |
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| Mr. Kong, Jackal |
| Operation Officer |
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| Ms. Lam, Angel |
| International Marketing Executive |
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| Ms. Lai, Carole |
| Secretary |
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| Ms. Yeung, Shirley |
| Marketing Assistant |
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