| Datum Data Co., Ltd |
Datum USA,Inc |
| Address: 302A, 3/F South Wing, |
155 N. Michigan Ave, Suite 521, |
| East Building Meilinge,Meilin Street |
Chicago IL 60601, USA |
| Futian District, Shenzhen, Guangdong |
TEL: (312) 729-5280 |
| P. R. China 518049 |
(312) 675-8402 |
| TEL:(00)86-755- 83103208 |
E-mail：info@datumdata.com |
| E-mail：szdatum@datumdata.com |
Homepage:www.DatumUSAInc.com |
| Homepage: www.datumdata.com |
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| Datum Data Co., Ltd(Beijing) |
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Address: Room 507, Haicheng |
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| Business Center, No. 2 Dahua Road, |
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| Dongcheng District, Beijing |
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| P.R. China 100005 |
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| TEL: (00)86-10- 63396898 |
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| (00)86-10- 63396881 |
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| (00)86-10- 63396882 |
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| FAX: (00)86-10- 83915100 |
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| E-mail:bjdatum@datumdata.com |
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