| Schedule of Segment Reporting Information, by Segment [Table Text Block] |
The following tables present summary information by segment for the years ended June 30, 2014 and 2013, respectively: | | | For the Year Ended June 30, 2014 | | | | | Shipping Agency
Service | | Shipping & Chartering
Services | | Inland Transportation
Management Services | | Total | | | Revenues | | $ | 7,523,983 | | $ | 1,937,196 | | $ | 2,183,213 | | $ | 11,644,392 | | | Cost of revenues | | $ | 6,010,058 | | $ | 1,291,048 | | $ | 312,353 | | $ | 7,613,459 | | | Gross profit | | $ | 1,513,925 | | $ | 646,148 | | $ | 1,870,860 | | $ | 4,030,933 | | | Depreciation and amortization | | $ | 120,095 | | $ | 875 | | $ | 34,687 | | $ | 155,657 | | | Total capital expenditures | | $ | 192,434 | | $ | - | | $ | 10,818 | | $ | 203,252 | | | Total assets | | $ | 3,094,804 | | $ | 425,410 | | $ | 2,193,740 | | $ | 5,713,954 | | | | | For the Year Ended June 30, 2013 | | | | | Shipping Agency
Service | | Shipping & Chartering
Services | | Inland Transportation
Management Services | | Total | | | Revenues | | $ | 17,331,759 | | $ | - | | $ | - | | $ | 17,331,759 | | | Cost of revenues | | $ | 15,402,743 | | $ | - | | $ | - | | $ | 15,402,743 | | | Gross profit | | $ | 1,929,016 | | $ | - | | $ | - | | $ | 1,929,016 | | | Depreciation and amortization | | $ | 198,825 | | $ | - | | $ | - | | $ | 198,825 | | | Total capital expenditures | | $ | 67,116 | | $ | - | | $ | - | | $ | 67,116 | | | Total assets | | $ | 7,536,205 | | $ | - | | $ | - | | $ | 7,536,205 | | |