Customer and Supplier Concentration (Details) - USD ($)	12 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Customer and Supplier Concentration (Textual)
Description of the risk factors	Significant customers and suppliers are those that account for greater than 10% of the Company's revenues and purchases.
Third-party supplier 1 [Member] \| Purchased [Member]
Customer and Supplier Concentration (Textual)
Concentration risk, percentage	12.70%	14.40%
Third-party supplier 2 [Member] \| Purchased [Member]
Customer and Supplier Concentration (Textual)
Concentration risk, percentage	11.70%
Vendor 1 [Member] \| Purchased [Member]
Customer and Supplier Concentration (Textual)
Concentration due amount	$ 384,547	$ 929,393
Vendor 2 [Member] \| Purchased [Member]
Customer and Supplier Concentration (Textual)
Concentration due amount	$ 129,984
Revenues [Member] \| Customer [Member]
Customer and Supplier Concentration (Textual)
Concentration risk, percentage	10.00%	10.00%
Accounts Receivable [Member] \| Customer [Member]
Customer and Supplier Concentration (Textual)
Concentration risk, percentage	10.00%	10.00%

Customer and Supplier Concentration (Textual).

No definition available.

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- Definition

Maximum amount of loss due to credit risk that, based on the gross fair value of the financial instrument, the entity would incur if parties to the financial instruments that make up the concentration failed completely to perform according to the terms of the contracts and the collateral or other security, if any, for the amount due proved to be of no value to the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13537-108611

+ Details

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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
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-Publisher FASB
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-Topic 275
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

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- Definition

Description of the risk factors inherent in the entity's business, excluding risks associated with certain significant estimates or concentration risks.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6003-108592

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 2A
-URI http://asc.fasb.org/extlink&oid=99393423&loc=SL51803626-108592

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