Kukhazikitsidwa mu 2009, Yantai Jiwei Construction Machinery Co., Ltd nthawi zonse imayang'ana pa chitukuko, kupanga, malonda ndi ntchito za zomangamanga zomangamanga makina ophatikizana omwe amagwiritsidwa ntchito kwambiri pomanga, kugwetsa, kubwezeretsanso, migodi, nkhalango ndi ulimi , ali bwino. amadziwika chifukwa cha khalidwe lawo, kulimba, ntchito komanso kudalirika.