Big mechanical engineering machinery, or other, the bigger the better
There are TC2000300 tons of car out of West Germany (flower, crane boom and counterweight need another crane assembled). Steel structure workshop general domestic hoisting crane most commonly used, but must calculate the crane position and radius of gyration. There are 200 tons of motor cranes in Japan in recent years, telescopic rod, fully self-propelled.
I only know Komatsu, that big loader wheel is much higher than the people, Jackie Chan, a television inside that machine, construction machinery large eight hundred tons, and we usually see 20 tons
