A trader selling products from Vietnam at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Jigme Dorje)

A Thai trader poses for a photo at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Jigme Dorje)

A salesperson explains the features of the product to a visitor at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Sun Fei)

Visitors look at Tibetan costumes at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Sun Fei)

A Nepalese trader poses for a photo at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Jigme Dorje)

A trader sells Tibetan bowls at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Jigme Dorje)

A Nepalese trader poses for a photo at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Jigme Dorje)

An Indian trader sells products at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Jigme Dorje)

A Bhutanese trader sells products at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Jigme Dorje)

A visitor looks at Tibetan handicrafts at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Sun Fei)

A visitor learns about Tibetan products at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Sun Fei)

Tibetan specialties are being sold via livestreaming at the 5th China Xizang Tourism and Culture Expo in Lhasa, capital of southwest China's Tibet Autonomous Region, June 18, 2023.

The expo is one of the most important events on Tibet's cultural calendar. (Xinhua/Jigme Dorje)