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1. BASIS OF PRESENTATION AND CONSOLIDATION (Tables)
 6 Months Ended
Jun. 30, 2019
Accounting Policies [Abstract]  
Schedule of property plant and equipment useful life
   

Useful life

(in years) 

Buildings (including salt pans)   8 - 20
Plant and machinery (including protective shells, transmission channels and ducts)   3 - 8
Motor vehicles   5
Furniture, fixtures and equipment   3-8
Schedule of earnings per share
    Three-Month Period Ended June 30,     Six-Month Period Ended June 30,
    2019     2018       2019       2018    
Numerator                              
Net loss   $ (737,706 )    $ (4,812,873 )    $ (5,641,844 )    $ (11,789,973 )   
                                   
Denominator                                  
Basic: Weighted-average common shares outstanding during the period     47,214,075       46,803,791       47,068,417       46,803,791    
Add: Dilutive effect of stock options                             11,298    
Diluted     47,214,075       46,803,791       47,068,417       46,815,089    
                                   
Net loss per share                                  
Basic   $ (0.02 )    $ (0.10 )    $ (0.12 )    $ (0.25 )   
Diluted   $ (0.02 )    $ (0.10 )    $ (0.12 )    $ (0.25 )