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Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
Net income | $ 1,553,626 | $ 3,978,195 | $ 3,453,977
Adjustments to reconcile net income from operations to net cash provided by (used in) operating activities: |  |  |
Depreciation and amortization | 643,265 | 313,554 | 134,350
Provision for doubtful accounts | 368,125 | 27,200 | 19,012
Loss from disposal of property and equipment | 1,994 | 7,414 | 4,362
Deferred tax provision (benefit) | (69,898) | 27,907 | (7,527)
Changes in assets and liabilities: |  |  |
Notes receivable | (322,288) |  |
Accounts receivable | (3,606,159) | (7,328,948) | (3,116,816)
Amount due from related parties | (157,270) | 44,393 |
Prepayments, deposits and other assets | (766,322) | 241,028 | 187,086
Accounts payable | 4,949,114 | 4,018,111 | 4,076,070
Notes payable | 486,669 |  |
Salaries and benefits payable | (217,606) | 22,248 | (126,173)
Taxes payable | (331,381) | 445,865 | 674,611
Deferred revenue | 528,679 | 319,604 | 2,699
Customer deposits | (287,523) | (784,317) | (171,004)
NET CASH PROVIDED BY OPERATING ACTIVITIES | 2,773,025 | 1,332,254 | 5,130,647
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |
Other assets -loans to others | 844,554 | (439,409) | (171,263)
Purchases of property and equipment | (2,162,385) | (1,835,643) | (1,243,062)
Proceeds from disposal of property and equipment |  | 53,870 | 486
NET CASH USED IN INVESTING ACTIVITIES | (1,317,831) | (2,221,182) | (1,413,839)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Proceeds from bank loan | 1,588,742 | 221,965 | 150,509
Repayments on bank loan | (226,963) |  | (150,509)
Repayments of related party advances | (606,018) | (752,094) | (735,310)
NET CASH PROVIDE BY (USED IN) FINANCING ACTIVITIES | 755,761 | (530,129) | (735,310)
EFFECT OF EXCHANGE RATE CHANGES | (249,345) | 175,873 | (229,889)
NET INCREASE (DECREASE) IN CASH AND RESTRICTED CASH | 1,961,610 | (1,243,184) | 2,751,609
CASH AND RESTRICTED CASH- beginning of year | 3,056,550 | 4,299,734 | 1,548,125
CASH AND RESTRICTED CASH - end of year | 5,018,160 | 3,056,550 | 4,299,734
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION: |  |  |
Interest | 19,385 | 22,134 | 3,665
Income taxes | 296,487 | 106,454 | 41,330
NON-CASH TRANSACTIONS OF INVESTING ACTIVITY |  |  |
Unpaid Furniture and fixture costs accrued |  | 108,458 | 29,371
Cash | 4,348,635 | 2,958,674 | 4,299,734
Restricted cash | 669,525 | 97,876 |
Total cash and restricted cash | $ 5,018,160 | $ 3,056,550 | $ 4,299,734

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