He urged national traders to refrain from unjustified price increases in order to maintain market stability.
The Ministry said these measures helped preserve relative economic stability and deliver stronger economic growth compared with the previous year.
In a report released on Sunday, the International Organization for Migration (IOM) said many returnees continue to face serious obstacles to resettlement and livelihoods.
Officials say the exhibition aims to strengthen cross-border partnerships and attract investors to projects that can boost trade and regional development.