Bukatun rufewa:
1. Rufin azurfa da aluminum
2. Rufin hana ruwa shiga, hana yatsar yatsa, hana lalata da sauran fina-finai
3.. An keɓance shi bisa ga buƙatun abokin ciniki
Dabi'un Shirin Zhenhua:
-
Samar da kayan aikin shafa da tallafin fasaha na murfin tsakiya ga masana'antun masana'antu da abokan ciniki.
-
Samar da ingantattun hanyoyin magance matsalolin da suka shafi ci gaba da kirkire-kirkire da ci gaban masana'antar.