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Consolidated Balance Sheets - USD ($)
Mar. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Current Assets      
Cash and cash equivalents $ 981,341 $ 226,688 $ 93,332
Restricted cash and cash equivalents 16,093 16,093  
Receivable from collaboration partners - related parties   2,550,000
Accounts receivable, net 162,619  
Accounts receivable - related parties, net 142,265  
Other receivable 39,005  
Due from related parties 58,225 59,477
Inventory 521 1,318  
Prepaid expense and other current assets 166,118 223,895
Total Current Assets 1,527,182 566,476 2,643,332
Property and equipment, net 547,520 510,066  
Operating lease right-of-use assets 505,305  
Goodwill, net  
Long-term investments 3,407,763 3,488,169  
Deferred tax assets 1,396,023 1,347,995  
Prepaid expenses - noncurrent 33,004  
Security deposits 33,394 27,418  
Total Assets 7,450,191 5,940,124 2,643,332
Current Liabilities      
Accounts payable 15,558  
Short-term bank loan 1,891,000 899,250  
Long-term bank loan - current portion 39,688 39,835  
Notes payable 499,284 510,447  
Accrued expenses and other current liabilities 1,558,629 1,243,158  
Accrued expense   555,449 170,927
Operating lease liability - current portion 286,212    
Due to related parties 7,594,784 7,745,096 4,229,320
Convertible notes payable - current portion 300,000 300,000
Convertible notes payable - related parties, current portion 250,000 250,000
Total Current Liabilities 12,435,155 10,987,786 4,400,247
Noncurrent Liabilities      
Long-term bank loan 5,388 15,257  
Tenant security deposit 2,880  
Operating lease liability - noncurrent portion 239,647    
Convertible notes payable - related parties 250,000 250,000
Accrued interest 43,467 27,467
Total Liabilities 12,976,537 11,280,510 4,400,247
Commitments and Contingencies  
Equity      
Preferred stock, $0.001 par value, 20,000,000 authorized, nil shares issued and outstanding  
Common stock, $0.001 par value, 20,000,000 authorized, 17,693,625 and 11,884,804 issued and outstanding 17,694 11,885 213,747
Additional paid-in capital 15,680,674 14,983,714 13,805,936
Accumulated deficit (13,001,117) (12,209,446) (15,776,598)
Other comprehensive income 640,439 655,851  
Treasury stock (9,100,000) (9,100,000)  
Total Stockholders' deficit (5,762,310) (5,657,996) (1,756,915)
Noncontrolling interest 235,964 317,610  
Total Equity (Deficit) (5,526,346) (5,340,386)  
Total Liabilities and Equity (Deficit) $ 7,450,191 $ 5,940,124 $ 2,643,332