A robotic arm is on display at the 22nd China (Tianjin) International Equipment & Manufacturing Industry Expo (CIEX) in north China's Tianjin, March 18, 2026. The four-day expo kicked off here on Wednesday, attracting over 800 enterprises from home and abroad to participate. (Xinhua/Sun Fanyue)

Visitors view computing power servers at the 22nd China (Tianjin) International Equipment & Manufacturing Industry Expo (CIEX) in north China's Tianjin, March 18, 2026. The four-day expo kicked off here on Wednesday, attracting over 800 enterprises from home and abroad to participate. (Xinhua/Sun Fanyue)

An exhibitor introduces an equipment to a visitor at the 22nd China (Tianjin) International Equipment & Manufacturing Industry Expo (CIEX) in north China's Tianjin, March 18, 2026. The four-day expo kicked off here on Wednesday, attracting over 800 enterprises from home and abroad to participate. (Xinhua/Sun Fanyue)

A visitors views a grinding workstation at the 22nd China (Tianjin) International Equipment & Manufacturing Industry Expo (CIEX) in north China's Tianjin, March 18, 2026. The four-day expo kicked off here on Wednesday, attracting over 800 enterprises from home and abroad to participate. (Xinhua/Sun Fanyue)

People visit the 22nd China (Tianjin) International Equipment & Manufacturing Industry Expo (CIEX) in north China's Tianjin, March 18, 2026. The four-day expo kicked off here on Wednesday, attracting over 800 enterprises from home and abroad to participate. (Xinhua/Sun Fanyue)

People talk at the 22nd China (Tianjin) International Equipment & Manufacturing Industry Expo (CIEX) in north China's Tianjin, March 18, 2026. The four-day expo kicked off here on Wednesday, attracting over 800 enterprises from home and abroad to participate. (Xinhua/Sun Fanyue)

People visit the 22nd China (Tianjin) International Equipment & Manufacturing Industry Expo (CIEX) in north China's Tianjin, March 18, 2026. The four-day expo kicked off here on Wednesday, attracting over 800 enterprises from home and abroad to participate. (Xinhua/Sun Fanyue)

Visitors view industrial robots at the 22nd China (Tianjin) International Equipment & Manufacturing Industry Expo (CIEX) in north China's Tianjin, March 18, 2026. The four-day expo kicked off here on Wednesday, attracting over 800 enterprises from home and abroad to participate. (Xinhua/Sun Fanyue)