LUOYANG ZHAOGONG CALCIUM INDUSTRY CO., LTD. Ex-Name: LUOYANG ZHAOGONG TRADING CO., LTD.
LUOYANG ANSHE INDUSTRY AND TRADE CO., LTD. Ex-Name: LUOYANG ANSHE TRADING CO., LTD.
LUOYANG LUOKE MACHINERY EQUIPMENT CO., LTD. Ex-Name: LUOYANG LUOKE MACHINERY EQUIPMENT CO., LTD.
LUOYANG ZHENTENG TECHNOLOGY CO., LTD. Ex-Name: LUOYANG ZHANTENG WELDING MATERIAL CO., LTD.
LUOYANG CHANGYONG MACHINERY MANUFACTURING CO., LTD. Ex-Name: LUOYANG CHANGYONG MACHINERY CASTING CO., LTD.