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Related Party Transactions and Balance (Details Textual) |  |  | 12 Months Ended
--- | --- | --- | ---
Jul. 01, 2018 USD ($) | Jul. 01, 2018 CNY (¥) | Mar. 15, 2018 USD ($) | Mar. 15, 2018 CNY (¥) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Purchases from related party |  |  |  |  | $ 656,840 | $ 1,261,493 |
Borrowed amount |  |  |  |  | 1,208,331 |  |
Hangzhou Lianluo [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Purchases from related party |  |  |  |  | 42,000 | $ 204 | $ 3,760
Outstanding rental payable to related party |  |  |  |  | $ 75,834 |  |
Borrowings loans description |  |  |  |  | The Company borrowed $942,500 from Hangzhou Lianluo, repaid $0; the loans are non-interest bearing. In addition, the above loans due at February 1, 2020, March 6 and April 7, 2020 has been extended, interest-free and without specific repayment date, which is based upon both parties' agreement as of the date of this report. | The loan balance was zero. During 2018, the Company borrowed $3,682,592 carrying an annual interest rate of 5%-8% and was fully settled through debt offset agreement among the Company, Hangzhou Lianluo and DGHKT. |
Borrowed amount |  |  |  |  | $ 931,450 |  |
Annual rental |  |  |  |  | 35,892 | $ 39,942 |
Digital Grid Technology Co [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Borrowed amount |  |  |  |  | 33,000 |  |
Repayment of the loan and related interest |  |  |  |  | 0 |  |
Hangzhou Lianluo [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Annual rental | $ 84,447 |  | $ 5,200,000 |  |  |  |
Lease period | 1 year | 1 year | 1 year | 1 year |  |  |
Remaining loan balance |  |  | $ 6,000,000 |  |  |  |
Hangzhou Lianluo [Member] | RMB [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Annual rental | ¥ |  | ¥ 580,788 |  | ¥ 34,300,000 |  |  |
Lease period | 1 year | 1 year | 1 year | 1 year |  |  |
Mr. Ping Chen [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Sale of equipment |  |  |  |  | $ 9,588 |  |
Ownership interest |  |  |  |  | 51.00% |  |
Outstanding rental payable to related party |  |  |  |  | $ 10,708 |  |
Borrowed amount |  |  |  |  | 243,881 |  |
Borrowing from related party |  |  |  |  | 387 | $ 182 |
Borrowed debt |  |  |  |  | 143,301 |  |
Digital Grid Hong Kong Technology Co Limited [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Borrowings loans description |  |  | Pursuant to an agreement dated December 27, 2018, the Company, DGHKT, Hangzhou Lianluo agreed that the outstanding amount owed by DGHKT to us of RMB35.6 million be repaid by Hangzhou Lianluo on behalf of DGHKT, to the Company. This repayment is agreed to be settled in the form of offset against the amount owed by the Company to Hangzhou Lianluo of RMB35.6 million (equivalent to $5.2 million). | Pursuant to an agreement dated December 27, 2018, the Company, DGHKT, Hangzhou Lianluo agreed that the outstanding amount owed by DGHKT to us of RMB35.6 million be repaid by Hangzhou Lianluo on behalf of DGHKT, to the Company. This repayment is agreed to be settled in the form of offset against the amount owed by the Company to Hangzhou Lianluo of RMB35.6 million (equivalent to $5.2 million). |  |  |
Borrowed amount |  |  |  |  | $ 33,000 |  |

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