National Science and Technology contest launched in Bắc Giang stockbot 0 14 05.16 11:27 https://vietnamnews.vn/society/1655673/national-science-and-technology… + 0 https://vietnamnews.vn/rss/society.rss + 0 A total of 149 projects have been carefully selected from provincial and school-level competitions across 21 fields.