From the perspective of the service life of drilling rigs, among the accumulated 15680 drilling rigs, there are 2650 drilling rigs within 2 years (coming into the market in 2014 and 2015), accounting for 16.9%; 4367 drilling rigs between 3 and 5 years, accounting for 27.9% 6-10 The number of drilling rigs in the past 10 years is 6568, accounting for 41.8%; the number of drilling rigs over 10 years is 2095, accounting for 13.4%.
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ZLCONN is a modern high-tech manufacturer of construction machine with strong R&D and produce capability. Its brand name is ZLCONN. Now it has more than 500 staff& workers. It is focusing on manufacturing all kinds of valuable construction…
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