Shanghai Duxia Viwanda ndi Trade Co., Ltd.ndi bizinesi yomwe imayang'ana kwambiri popanga makina apulasitiki. Kampani yathu anakhazikitsidwa mu 2002 ndipo lili mu Ruian City, Province Zhejiang, pa gombe la East China Sea. Tinakhazikitsa ofesi ku Shanghai mu 2017. kampaniyo chimakwirira kudera la mamita lalikulu kuposa 3,000. Pali antchito oposa 100 ndi amaphunzitsidwa oposa 10. Tili ndi mphamvu zamagetsi, zida zamakono zopangira, njira zoyeserera kwathunthu, ndi makina owombera makanema. Zoterezi zimakhala ndi mawonekedwe otsika, nthawi yayitali yogwiritsira ntchito, magwiridwe antchito, phokoso lochepa, ndi zina zambiri, komanso kasamalidwe kazasayansi ndi ntchito zadaliridwa ndi makasitomala.