Huo is a service customer.

Shanghai Juying Industry, Xiamen FDK, Shanghai Tobacco Group Printing Factory, Nanjing Shengfeng Group, Sulzer Engineering, Kunshan Hexiang, Fu Min Automobile Supplies, Disino Chemical, Shanghai Longsheng, Xintai Communication, Bao Li Plastics, Nick Needle Clothing, Olington Electronics, Quanzhou Daquan Lysine, Shenhua Chemical, Bestway Electric, Lisek Machinery Trade, Shanghai Limin Electromechanical, Liansheng Construction, Nuohan.