By Wichit Chaitrong
His comment comes as many observers suspect the welfare cards programme benefits a number of undeserved rich people. Prime Minister General Prayut Chan-o-cha also recently urged high income people to give up their welfare cards.
Uttama said updated data will help the government decide who will be eligible in the next round to receive cash handouts under the programme.
The superior data system, to be implemented this year, will also help the government design better measures to support the poor, the minister said.
The scope of big data will cover public healthcare services, he said.