·Qingdao RUIRUI Machinary Co., LTD
·Continental steel Co.,ltd
·Anping County YuHeRen Wire Mesh Products Co., Ltd.
·GREAT LAND FOODS TECHNOLOGY CO., LTD
·Dongguan Yifan Automation Equipment Co., Ltd.
·Zeno Pellet Machine Co.,Ltd
·Hebei Xiongan Plante Material Co.,Ltd
·Shaanxi Huachen Biotech Co., Ltd.
·Henan Langrui Chemical Co.,Ltd.