Seo Hai village, Kan Ho commune was formed after the North was completely liberated and agricultural production cooperatives were built, mainly people grew wet rice and swidden cultivation, the food produced contributed to the served the battlefield in the South.

After Vietnam was liberated up to now, Seo Hai village, Kan Ho commune has always had a tradition of developing wet-rice agriculture, ensuring food security, people's living standards have been improved, and people's intellectual level has improved. is increasingly enhanced.

Seo Hai village, Kan Ho commune today is much different, there are no longer temporary houses, shacks, gravel roads, the rain is slippery and muddy... instead, the joy is evident on the surface. people's faces when traveling and trading on the widened and concreted rural roads; children study in schools, spacious classrooms; People's production thinking has also changed a lot.