TYHI is a professional manufacturing base for heavy duty cranes and special cranes famous worldwide. It has produced more than 6000 cranes, including 1300t EOT cranes for hydropower stations, 520t ladle crane, the polar cranes for nuclear power plants etc. The metallurgical cranes with capacity above 300t manufactured by TYHI occupies 90% of domestic market share. TYHI products has been exported to more than 20 countries and regions.