Beijing Longknow Environmental-protection Technology Co., Ltd.
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About
Environmental protection and health protection type function material
Environmental Protection And Health Protection Type Function Material
Details
Employees
56
Year
2000
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Contact
- Rm. B332, No. 14, Zhonghe St., Economic And Technology Development Zone, Beijing, 100176
- China
- 010-68040107
- www.longknow.com
- Cang Fenghua