Chifukwa cha luso lomwe linapezedwa pazaka 20, HEBEI SANSO MACHINERY CO., LTD imatha kupanga, kumanga ndi kukhazikitsa ERW welded chubu mphero kuti apange machubu osiyanasiyana kuyambira 8mm mpaka 508 mm awiri, kuwapanga molingana ndi liwiro la kupanga ndi makulidwe ake komanso mawonekedwe a kasitomala.
Kupatula mphero yathunthu yowotcherera, SANSO imapereka magawo amtundu uliwonse kuti alowe m'malo kapena kuphatikiza mu mphero yomwe ilipo yowotcherera: zotsekera, zotsina ndi zowongolera, makina ometa okha ndi omaliza kuwotcherera, opingasa ozungulira, ndi makina onyamula okha.