Hanoi, July 25 -- In early July, Vietnamese lychees made their debut at Costco, the largest retail chain in the US, marking a significant step forward for Vietnam's fruit exports, according to the Vietnam Trade Office branch in San Francisco.

Costco, which operates 635 stores across the US and Canada, is now offering Vietnamese lychees under the "Golden Lychees" brand. The fruit is grown in Vietnam following GlobalGAP standards and imported by Dragonberry Produce, one of the top premium produce importers in the US.

After undergoing irradiation treatment in Vietnam to meet the US's strict plant quarantine regulations, the lychees were shipped by sea to ensure both freshness and compliance with safety standards.

This marks the third cons...