Ningxia Biyuan Activated Carbon Co.,Ltd   Ningxia Huiheng activated carbon Sales Co. Ltd.   Zuoyun Longshan Activated Carbon Co.,Ltd   Shanxi Gobon Activated Carbon Co., Ltd. ( GC )   Hangzhou Hengxing Activated Carbon Co.ltd   Ningxia Zhengyuan Activated Carbon Co., Ltd.   zhejiang anji zhongxin activated clay Ltd.   Zhejiang Xingda Activated Carbon Co., Ltd.   Shanghai Jinhu Activated Carbon Co., Ltd   Shizuishan City Zhongshi Activated Carbon Co., Ltd.   Shanghai Activated Carbon Co., Ltd   Hangzhou Hengxing Activated Carbon Co., Ltd.   HUAIYUSHAN ACTIVATED CARBON TEC & SCI(ZHUHAI)CO.,LTD   Liyang Zhuxi Activated Carbon Co.,Ltd   Activated Metals & Chemicals, Inc.   Zhuxi Activated Carbon Co., Ltd.   Henan Huaxian Activated Carbon Factory   Huaiyushan Activated Carbon Group   Huaiyushan Activated Carbon Tec & Sci (Zhuhai) Co., Ltd.   Philippine Japan Activated Carbon Corp.