Attendees visit the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

An attendee poses for a photo with a humanoid robot at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

An attendee takes a photo of an intelligent surgical robot at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

Attendees communicate at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

Attendees learn about Russian food products at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

Attendees communicate at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

Attendees visit the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

A humanoid robot and an artist perform at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Photo by Yuan Yong/Xinhua)

Attendees communicate at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

Attendees take photos at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

People learn about a humanoid robot at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees visit the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

Attendees taste grilled meat at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Photo by Zhang Shu/Xinhua)

An attendee demonstrates an intelligent surgical robot at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

An attendee visits the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

Attendees visit the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

An attendee learns about technological equipment at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

Actors perform folk dance at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

A performer interacts with an attendee at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

People learn about an intelligent surgical robot at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees visit an exhibition area on silver economy at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

A journalist works at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees talk at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

An attendee tries a VR device at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees visit an exhibition area on digital economy at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Winter sports products are pictured at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Song)

Attendees talk at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees learn about Russian food products at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees visit the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Zhang Tao)

Attendees learn about an exhibit at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees visit an exhibition area on ice-snow economy at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees talk at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees visit the booth of Harbin City at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees learn about a robot at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees visit the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

An exhibitor (L) introduces exhibits at the booth of Suifenhe City at the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Jianwei)

Attendees visit the 10th China-Russia Expo in Harbin, northeast China's Heilongjiang Province, May 17, 2026. The 10th China-Russia Expo opened to the public on Sunday. The expo covers a total exhibition area of 55,000 square meters and features over 1,500 enterprises from 46 countries and regions. (Xinhua/Wang Song)