The African Diplomatic Envoys Delegation visited the 4th Changsha International Construction Machinery Exhibition. From May 13 to 15, ambassadors, senior diplomats from 50 countries including Cameroon, Egypt, Zambia, and Kenya, as well as representatives from the office of the African Union, paid a visit to Hunan WISASTA. At the exhibition they attended, a complete range of equipment was available, covering construction machinery, emergency equipment, and agricultural machinery. The new-generation intelligent equipment such as the 5G intelligent drilling rig remote control platform and fully electric excavation robots caught the envoys' eyes.