However from 1978 Er of benefit suddenly sea establishs the first to handle affairs in Beijing the orgnaization offers crawler crane to rise to China, come nearly 30 years, what act leading role on the arena of market of domestic crawler crane is Euramerican day brand all the time, be in especially large and medium-sized crawler crane respect, more in hand of enterprise of abroad be been in by keep a firm hand on. The M21000 of 1000 tons of class that in the United States on building site of petrifaction of Beijing swallow hill Ma Ni holds made of baked clay gram in the palm to have heavy group controls the 900t that finish the hoisting of lifting capacity; The Chinese oil natural gas of 1206t of gross weight of hoisting of success of crane of crawler of LR11350 of Er of sea of German benefit suddenly the reactor of the device of petrifaction hydrogenation to decoke of company of the first construction, achieve crawler crane to be in China hoisting new record.

The market that faces homebred crawler crane is blank, dig in order to stroke, the domestic mainstay business that Yuan of riverside of the Xu Chong, 31 couplet in mixing is a delegate already began to in crane of big tonnage crawler launchs strong attack. 2005, xu weighs 300 tons, stroke dig 250 tons, in couplet Pu Yuan crane of 200 tons of crawler gets offline successfully in succession; May 2006, 31 heavy industry develop successful SCC4000(400t) , become what domestic company makes at that time crane of crawler of the biggest tonnage, but after this record half an year namely by in the QUY600 of couplet Pu Yuan (600t) crawler crane is broken; 31 heavy industry had begun to march to 900 tons target now...

The Jin Jiang of Liu of vise general manager of 31 science and technology of Shanghai says, if the market has demand, they still can continue to develop the crawler crane of bigger tonnage.