Hanoi, July 14 -- The Vietnamese team has made history by winning four gold medals, including two in the top 10, at the 57th International Chemistry Olympiad (IChO), according to the Ministry of Education and Training. This marks the first time Vietnam has claimed four golds in an IChO held in-person format. The 57th IChO took place from July 5 to 14 in Dubai, the United Arab Emirates (UAE), bringing together 354 contestants from 90 countries and territories. The four gold medalists are Ngo Quang Minh, a 12th grader from Bac Ninh High School for the Gifted, Bac Ninh province (ranked 7th); Nguyen Hoang Khoi, a 12th grader from the High School for Gifted Students under Hanoi National University of Education (ranked 10th); Giang Duc Dung, a ...