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| Beijing Beihai Liuhuan Sci-tech Development Co., Ltd. |
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| Add: Nanhecun, Sujiatuo town, Haidian, Beijing, China |
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| Zip cod : 100095 |
| Tel: +86-10-62495496 |
| Fax: +86-10-62495496 |
| Mobile: +86-13717941848, +86-13439136606 |
| E-mail: sales@bhlhchem.com |
| URL: www.bhlhchem.com |
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