Judging from the distribution of rig models, among the newly added rigs, the extra-large rigs (with a pullback force greater than 100t) increased by 43 units from 2012 to 122 units (4.7%), and the large rigs (with a pullback force of 51~100t) ) Reduced from 187 to 154 (6.0%), the number of large and extra-large rigs slightly increased from 266 in 2012, but the proportion decreased from 13.9% to 10.7%; medium-sized rigs (back Drag force 26~50t) is 1256 units, an increase of 376 units from 880 units in 2012, accounting for 48.8% of the total number of new drilling rigs; a total of 1041 small rigs (with a drag force of less than 25t), compared with 775 units in 2012 Increased 266 units, accounting for 40.5%.
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