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CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Revenues |  |  |
Revenues | $ 182,040,968 | $ 182,571,852 | $ 108,999,805
Cost of revenues |  |  |
Total cost of revenues | (144,491,083) | (139,308,511) | (135,103,408)
Gross (loss) profit | 37,549,885 | 43,263,341 | (26,103,603)
Operating (expenses) income: |  |  |
Selling, general and administrative expenses | (12,603,824) | (10,293,851) | (18,132,515)
Research and development expenses | (923,664) | (1,486,978) | (3,391,012)
Other operating income, net | 3,824,881 | $ 552,444 | 5,420,777
Long-lived asset impairment | (1,622,588) |  | (158,424,827)
Total operating expenses | (11,325,195) | $ (11,228,385) | (174,527,577)
(Loss) income from operations | 26,224,690 | 32,034,956 | (200,631,180)
Interest expense | (13,173,958) | (15,654,106) | (19,349,190)
Interest income | 493,995 | 324,118 | 149,752
Exchange (loss) gain | 640,678 | (55,792) | 11,875
(Loss) income before income taxes | 14,185,405 | $ 16,649,176 | (219,818,743)
Income tax expense | (1,137,821) |  | (1,271,765)
Net (loss) income | 13,047,584 | $ 16,649,176 | (221,090,508)
Net (loss) income attributable to noncontrolling interest | 90,695 |  | (150,147,024)
Net (loss) income attributable to Daqo New Energy Corp. ordinary shareholders | $ 12,956,889 | $ 16,649,176 | $ (70,943,484)
NET (LOSS) EARNINGS PER ORDINARY SHARE |  |  |
Basic-ordinary shares | $ 0.05 | $ 0.08 | $ (0.41)
Diluted-ordinary shares | $ 0.05 | $ 0.08 | $ (0.41)
ORDINARY SHARES USED IN CALCULATING EARNINGS PER ORDINARY SHARE |  |  |
Basic-ordinary shares | 258,015,851 | 206,349,976 | 173,068,420
Diluted-diluted shares | 261,411,933 | 211,353,643 | 173,068,420
Products [Member] | Third parties [Member] |  |  |
Revenues |  |  |
Revenues | $ 166,942,726 | $ 158,256,598 | $ 93,710,464
Products [Member] | Related parties [Member] |  |  |
Revenues |  |  |
Revenues | 9,069,816 | 15,840,748 | 13,471,866
Service Fee [Member] | Third parties [Member] |  |  |
Revenues |  |  |
Revenues | 3,203,298 | 5,165,254 | $ 1,817,475
Service Fee [Member] | Related parties [Member] |  |  |
Revenues |  |  |
Revenues | $ 2,825,128 | $ 3,309,252 |

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