XML 59 R46.htm IDEA: XBRL DOCUMENT v3.20.2
Accounts Receivable (Details) - Accounts Receivable [Member] - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Accounts receivable $ 49,257 $ 13,855,040
Less: allowance for doubtful accounts and impairment loss (48,952) (9,527,060)
Accounts receivable, net 305 4,327,980
Less: Accounts receivable, net - discontinued operations (4,236,447)
Accounts receivable, net - continuing operations $ 305 $ 91,533