| 2017 | 2016 | |||||||
| Vacation accrual | $ | 2,900 | $ | 5,450 | ||||
| Allowance for doubtful accounts | 743 | 1,202 | ||||||
| Reserve for obsolete inventory | 305,425 | 200,118 | ||||||
| Business tax credit carryover | 30,935 | 30,935 | ||||||
| Deferred Compensation | 16,787 | 8,500 | ||||||
| Net operating loss carryover | 4,646,434 | 4,906,974 | ||||||
| Excess of book over tax depreciation | (71,116 | ) | (296,227 | ) | ||||
| Valuation allowance | (4,932,108 | ) | (4,856,952 | ) | ||||
| Long term deferred tax asset | $ | - | $ | - | ||||
| 2017 | 2016 | |||||||
| Computed tax at expected statutory rate | $ | (1,624,575 | ) | $ | (4,487,649 | ) | ||
| State and local income taxes, net of federal benefit | (4,350 | ) | (3,721 | ) | ||||
| Non-US income taxed at different rates | 256,207 | 1,325,180 | ||||||
| Effect of change in corporate tax rate | 994,336 | (21,489 | ) | |||||
| Non-deductible impairment of goodwill | - | 1,615,506 | ||||||
| Non-deductible deferred compensation | - | 148,170 | ||||||
| Non-deductible expenses | 4,664 | 4,242 | ||||||
| Valuation allowance | 75,156 | 4,739,806 | ||||||
| Other | (19,248 | ) | (100,368 | ) | ||||
| Income tax expense (benefit) | $ | (317,810 | ) | $ | 3,219,677 | |||
| 2017 | 2016 | |||||||
| Current income tax expense: | ||||||||
| Danish | $ | (317,810 | ) | $ | (329,816 | ) | ||
| Federal | - | - | ||||||
| State | - | 580 | ||||||
| Current tax (benefit) | $ | (317,810 | ) | $ | (329,236 | ) | ||
| Book in excess of tax depreciation | $ | (225,111 | ) | $ | (158,684) | |||
| Allowance for doubful accounts | 459 | 12,705 | ||||||
| Net operating loss carryover | 260,540 | (1,000,650 | ) | |||||
| Valuation allowance | 75,156 | | 4,756,011 | |||||
| Deferred compensation | (8,287 | ) | (8,500 | ) | ||||
| Accrued vacation | 2,550 | (1,517 | ) | |||||
| Reserve for obsolete inventory | (105,307 | ) | (50,452 | ) | ||||
| Deferred tax expense (benefit) | $ | - | $ | 3,548,913 | ||||
| Total tax expense (benefit) | $ | (317,810 | ) | $ | 3,219,677 | |||