·Shaanxi Huachen Biotech Co., Ltd.
·Henan Langrui Chemical Co.,Ltd.
·Oubeiruike Instrument And Equipment Co., Ltd.
·China ONE Valve Manufacturer Co., Ltd.
·Changzhou Zhaotong Machinery Co., Ltd
·Zhengzhou Ecoshred Recycling Machinery Co., Ltd.
·NINGBO HUIZONE FASTENER CO., LTD
·Shaanxi Rebecca Bio-Tech Co., LTD
·Jinan Yuanyi Food Co.,Ltd