Uthumele, eqanjwe ngokwesigaba esiphambanayo esimise okwe-U, iwuhlobo lwepikikhethi yenkanyezi ye-HEBEI JINSH enezinhloso eziningi esetshenziswa kakhulu ezimakethe zase-USA.Izimbobo ezibhotshozwe zodwa isigxobo ziqinisekisa ukunamathela okuthembekile ocingweni lokubiya.Ngakho-ke ingasetshenziswa ukuvikela uthango lwe-wire mesh, ukulungisa izitshalo, ngisho nokuvikela izimpawu zomgwaqo, njll.
Okuthunyelwe kwe-U kungahlukaniswa izinhlobo ezimbili: nge-spade noma ngaphandle kwe-spade.I-spade eshiselwe ngokuqinile epalini isiza ukwengeza ukusimama kocingo ngokwandisa indawo yokuxhumana phansi.Ipali elingenayo i-spade lingaba lula kakhulu ukubethelwa emhlabathini kunaleso eline-spade.