Guangzhou Hongwe Technology Co, Ltd.
Faka: R1603, isakhiwo B1, Yunsheng Science Park, No.11, Guangpu Middle Road, Huangpu District, Guangpu
I-TEL: 8620-8726359; 8620-87774817
I-imeyili:sales@hwnanoparticles.com
Skype & MSN:hkdongyang@hotmail.com
I-Wechat: 86-13005119616
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