Restricted Net Assets and Statutory Reserves (Details)	12 Months Ended
Mar. 31, 2020
Restricted Net Assets and Statutory Reserves (Textual)
Statutory reserve percentage	50.00%
PRC [Member]
Restricted Net Assets and Statutory Reserves (Textual)
Statutory reserve percentage	10.00%

The percent reperesent statutory reserve percentage.

No definition available.

Name:	lyl_StatutoryReservePercentage
Namespace Prefix:	lyl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration