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Inventories (Details) - USD ($) | Jun. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Schedule of inventories |  |
Raw materials | $ 9,035,445 | $ 4,393,223
Finished Goods | 1,399,521 | 1,238,807
Totals | 10,434,966 | 5,632,030
Recycled paper board [Member] |  |
Schedule of inventories |  |
Raw materials | 6,836,771 | 3,337,649
Recycled scrap binding margin [Member] |  |
Schedule of inventories |  |
Raw materials | 1,627,780 | 547,803
Coal & gas [Member] |  |
Schedule of inventories |  |
Raw materials | 310,417 | 242,307
Base paper and other raw materials [Member] |  |
Schedule of inventories |  |
Raw materials | $ 260,477 | $ 265,464

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