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Concentration and Major Customers and Suppliers (Details)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Concentration and Major Customers and Suppliers (Details) [Line Items]
Number of major supplier	3	3
Sales [Member]
Concentration and Major Customers and Suppliers (Details) [Line Items]
Percentage of revenue	10.00%	10.00%
Supplier One [Member]
Concentration and Major Customers and Suppliers (Details) [Line Items]
Percentage of revenue	70.00%	80.00%
Supplier Two [Member]
Concentration and Major Customers and Suppliers (Details) [Line Items]
Percentage of revenue	11.00%	9.00%
Supplier Three [Member]
Concentration and Major Customers and Suppliers (Details) [Line Items]
Percentage of revenue	9.00%	4.00%

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Number of suppliers.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
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