ZD Valve DN4000 lapo'a lapo'a ole butterfly valve poloketi

I le 2023, na faia ai e le kamupani a le ZD Valve le galuega autu o le ola o le Zhengzhou City - Jinshui River flood diversion project, o le poloketi e faʻaaogaina le DN4000 faʻalua faʻalua flange ductile uʻamea butterfly valve, lea o le a faʻapipiʻiina 40 mita i lalo o le eleele ma faʻapipiʻi paipa lua ma faigata tele ma maualuga. manaʻoga, o le sili tele lapisi lapisi valve i Zhengzhou talafaasolopito.E foliga mai o se poloketi taua mo le ZD Valve ma o se atinaʻe taua tele mo Zhengzhou City.

E oo mai i le taimi nei, ua maeʻa le poloketi ma tuʻuina atu i le taimi.ZD Valve's fa'atuatuaina oloa lelei ma le lelei auaunaga ua autasi vi'ia e tagata fa'aoga.