| hmh@dataone.in | |
| Phone | 91-44-22262244 |
| Fax | 91-44-22262255 |
| Contact Person | D K Srinivasan, Secretary |
| Address | 103, G.S.T.Road, Tambaram, Chennai (Madras)-600045, INDIA. |
| Location | On National Highway, about 10 kms south of Chennai Airport. Near Tambaram Railway Station |
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