https://www.zhonglonggeo.com/ny/project/yunnan-mountainous-area-irrigation-canal-seepage-prevention-project/
Ntchito Yopewera Kutuluka kwa Madzi mu Ngalande Yothirira ku Yunnan m'dera lamapiri
Zhonglong's Cement Mat (GCCM) ndi chinthu chatsopano chomwe chimaphatikiza konkire ndi ukadaulo wa ulusi wopangidwa, wokhala ndi kusinthasintha kwakukulu...