Hebei Oushengxi Trading Co., Ltd. ndi kampani yotumiza ndi kutumiza kunja kuyambira 2005. Tili ndi malo ogwirira ntchito kuti tipeze nsalu, mauna ndi ma mulch.And pali mafakitale asanu okhala ndi zogawana. QC musanayike.Kuti tikwaniritse zosowa za makasitomala athu, tidzapereka chithandizo pakuwunika kwa fakitale, kuyang'anira ndi kugula zinthu.
Kudzera mukuyesetsa kwa timuyi, takhazikitsa misika yokhwima ku Europe, America, Southeast Asia, Africa ndi malo ena, ndipo tiziwayendera pafupipafupi chaka chilichonse.
Sankhani Oushengxi, sankhani bwenzi labwino kwambiri.