Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: The kuchamhembe chikamu junction pamwe Vietnam-China pamuganhu vari chidhorobha (zvikomo) anotendeuka kubva kumadokero kusvika kumabvazuva vari: Bắc Hà, Quản Bạ, Đồng Văn. Matunhu maviri okutanga ane avhareji yakakwirira yemamita 1000-1200. Đồng Văn Plateau iri 1600m. Rwizi norukova runoyerera nomurwizi rwakaita kuti pave nemipata mirefu uye yakadzika. Kunewo mamwe mapani maduku, ayo ari Thất Khê, Lạng Sơn, Lộc Bình, Cao Bằng.  Mubvunzo: Ndeipi iri mwero wokukwirira mumamita weQuan Ba?
1000-1200m