She won the gold medal in the women's 49 kg event at the 2021 World Weightlifting Championships held in Tashkent, Uzbekistan.

[3][4] Khambao competed at the 2017 Asian Indoor and Martial Arts Games held in Ashgabat, Turkmenistan in the women's 53 kg event without winning a medal.

In 2018, Khambao won all three gold medals in the women's 53 kg event at the Junior World Weightlifting Championships held in Tashkent, Uzbekistan.

[2] Khambao finished in 4th place in the women's 49 kg event at the 2023 World Weightlifting Championships held in Riyadh, Saudi Arabia.

[6] Khambao won the bronze medal in the women's 49 kg event at the 2024 Summer Olympics held in Paris, France.