Ganzhou Jiayuan Advanced Materials Co., Ltd   ANHUI JIAYUAN BUILDING MATERIALS CO.,LTD   Lanzhou Jianxing Commercial and Trading Co., Ltd.   Lanzhou Jiaotong University   Lanzhou Tech Biochemical Co., Ltd   Jiayuan Cobalt Holdings Limited   Lanzhou Institute of Chemical Physics   Wuyi Jiayuan Pharmaceutical Materials Co.,Ltd.   Tiantai County Jiayuan Chemicals Co., Ltd.   Ningxiang Jiayuan Biology Technology Co., Ltd.   Lanzhou Ocean Chemical Industry Science and Technology LTD.   Lanzhou boc chemical Co., Ltd   Lanzhou Xiangxin Industry & Trade Co.,Ltd.   lanzhou fly chem technology co., Ltd   Hengdian Group Jiayuan Chemistry Industry Co., LTD.   Lanzhou Huanghe Zinc Product Co.,Ltd   Lanzhou SchiffChem Co.,Ltd   Lanzhou Weiri Bio-Engineering Co.,Ltd.   lanzhou aglichem co.,ltd   Lanzhou biological essence Industrial Co., Ltd.