Guangzhou Hongwu Material Technology Co., Ltd.
Eketsa: R1603, Building B1, Yunsheng Science Park, No.11, Guangpu Middle Road, Setereke sa Huangpu, Guangzhou, Profinseng ea Guangdong, Chaena
Mohala: 8620-87226359;8620-87748917
Lengolo-tsoibila:sales@hwnanoparticles.com
Skype & MSN:hkdongyang@hotmail.com
What's app:17876573996
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