Pheu Thai, the main opposition party, held a campaign rally in Chiang Rai on Saturday wooing voters with promises to bump up farmers' income threefold if it is elected into power.
The party's stalwarts, including its leader Cholnan Srikaew, chief adviser on public participation and innovation Paetongtarn "Ung Ing" Shinawatra and Pheu Thai Family director Nattawut Saikuar, all arrived at Mae Sai border pass to address their supporters.
