Guangzhou Songhua (Yuehua) Youfeng Seal Jian

Import Youfeng (Zhuji International Machinery City)

Hexin Parts Yuanxin Youfeng (Dongtai Commercial Mansion Shop)

Guangzhou Shuangxinghao Youfenghang (Xinhuangpu Jixiecheng Shop)

Yang Kaiyoufeng

Guangzhou Aoteng Siyoufeng Exclusive-dealing Firm (Guangzhu Commercial Mansion Shop)