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Inventories
6 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
Inventories

7. INVENTORIES

 

As of June 30, 2018 and December 31, 2017, inventories consist of:

 

    June 30,     December 31,  
    2018     2017  
    (Unaudited)        
Raw materials   $ 74,208     $ 74,736  
Work in Process     13,268       13,497  
Finished goods     601,267       472,594  
Cost of projects     162,649       297,951  
    $ 851,392     $ 858,778  
Allowance for slow-moving or obsolete inventories     (254,609 )     (227,168 )
Inventories, net   $ 596,783     $ 631,610  

 

For the first six months ended June 30, 2018 and 2017, impairments for obsolete inventories were approximately $33,000 and $165,000, respectively. Impairment charges on inventories are included with general and administrative expenses.