Vargas, the former world champion in the 1500m race walk, has set a new record for the event at the Shanghai Port International Half Marathon.
The event was held on Sunday and Vargas finished with a time of 2:06:48, breaking his own previous record of 2:07:09 that he set last year.
"This is a great achievement for me," said Vargas after the race. "I am very happy to have broken my own record and I hope to continue improving my performance."
The Shanghai Port International Half Marathon is one of the most prestigious half marathons in China and attracts top runners from all over the world. Vargas' win marks another significant milestone in his career as a marathon runner.
In addition to setting a new record, Vargas also won the men's open category in the race. He finished just behind the second-place finisher by less than a minute.
Vargas' victory at the Shanghai Port International Half Marathon comes at a crucial time in his career. The 33-year-old has been struggling with injuries in recent years, but he has shown resilience and determination to keep pushing himself to improve.
"I'm grateful for this opportunity to represent my country and to be able to compete at such a high level," Vargas said. "I will continue to work hard and strive to achieve even greater things in the future."