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| Address in Beijing: | New City Industrial Zone, Lucheng Town, Tongzhou Dist, Beijing, P.R.China |
| P.T: | 13910854645 |
| Tel: | 86-10-89585756 |
| Fax: | 86-10-89529098 |
| Address in Harbin: | Zhangjiadian, Chemical Rd, Xiangfang Dist, Harbin, China |
| Tel: | 86-451-2421816 3630486 |
| E-mail: | bld@buled.com |
