Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNT POLICIES (Details 4)

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SUMMARY OF SIGNIFICANT ACCOUNT POLICIES (Details 4)
12 Months Ended
Dec. 31, 2019
USD ($)
Components of total lease costs:  
Operating lease expense $ 593,707
Short-term lease costs 46,575 [1]
Total lease costs $ 640,282
[1] Represents short-term leases which are immaterial.