2. Summary of Significant Accounting Policies: (f) Deposit and Prepayments (Policies)	12 Months Ended
Mar. 31, 2018
Policies
(f) Deposit and Prepayments	(f) Deposit and prepayments Deposit and Prepayments represent cash paid in advance to suppliers. As of March 31, 2018, prepayments included cash paid advances to suppliers, and prepaid expenses, such as water and electricity fees.

Disclosure of accounting policy for the anticipation of prepayments and significant assumptions underlying prepayment estimates for amortization of premiums, discounts, and nonrefundable fees and costs if the entity holds a large number of similar loans and anticipates prepayments.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 20
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=84159169&loc=d3e10149-111534

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790

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