XML 69 R50.htm IDEA: XBRL DOCUMENT
v3.23.2

Long-term loans (Tables) | 12 Months Ended
--- | ---
Mar. 31, 2023
Long-term loans |
Schedule of long term loans | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | As of March 31,
​ | ​ | 2023 | ​ | 2022
Long-term loan |  | $ | 13,681,099 |  | $ | 14,809,302

X
- References No definition available. + Details
Name: | us-gaap_LongTermDebtAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
Name: | us-gaap_ScheduleOfDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration