WEBFriday, December 01, 2023, 09:50 GMT+7. Vietnamese agricultural engineer Ho Quang Cua (R, 4th), who breeds and improves the ST25 rice variety, lifts the trophy after his ST25 rice variety was named the best rice in the world in 2023. Photo: Supplied. Vietnam won the highest award at the 15th world's best rice competition held in the Philippines ...