Located 83 miles 135 km southwest of hanoi in the hoa binh province of northern vietnam mai chau has a population of about 47 500 inhabitants who belong to different ethnic minority groups such as the white thai hmong zao muong tay hoa and viet on this day tour from hanoi visit a couple of these hill tribes known for their handicrafts particularly their skills in embroidering clothes you can also marvel at the lush green scenery of the valley dotted with stilt houses inhabited ma