Agroindustry has become the main pillar in South Kalimantan development, it can be found in RPJPD 2005-2025. Kandangan mainstay region as one of three leading region in South Kalimantan which potentially improved to push economy growth through agriculture based industry activity (agroindustry). The concept of agroindustry a side is expected to drive economic growth as well as to realize the equitable distribution of income. This research ains to: identify to economic development of the region in Kandangan mainstay regions, identify the main commodity, identify means of supporting agroindustry, and formulating development development strategies based agroindustry region. Entropy analysis shows the development of the economy sufficiently developed in Kandangan mainstay region dominated by the agricultural sector, namely food crops subsector. LQ an SSA analysis shows corn and rice crops become competitive commodities. There are only few of supporting infrastructure agroindustrial activities. Strategy formulation in the research is the improvement of infrastructure or infrastructure than can facilities inter regional connectivity in the region mainstay Kandangan and the government as the leading actor agroindustry development