Yepamberi yepasi rose yekugadzira tekinoroji uye yemhando yepamusoro
Zhejiang Standard Valve Co., Ltd. (inozonzi STA) ikambani inoshanda mukugadzira mavharuvhu, pombi fittings, HVAC nezvimwe zvigadzirwa.Yakatangwa muna 1984, kambani iri muYuhuan City, Zhejiang Province, guta guru revhavha.Mushure memakore makumi mana ebudiriro nekukura, yave imwe yemhando dzinozivikanwa muindasitiri imwechete.