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Operating Lease (Details)			6 Months Ended	9 Months Ended
	Aug. 09, 2024 USD ($)	Aug. 09, 2024 CNY (¥)	Jun. 30, 2025	Dec. 31, 2021 USD ($)	Dec. 31, 2021 CNY (¥)	Mar. 31, 2021 USD ($)	Mar. 31, 2021 CNY (¥)
Operating Lease [Abstract]
Total received amount						$ 17,700,000	¥ 115,200,000
Monthly rent	$ 55,837	¥ 400,000		$ 41,100	¥ 300,000
Renewed term			The lease was renewed on October 30, 2022, October 30, 2023 and August 9, 2024, respectively
Extended term			the term of which has been extended to October 31, 2025 for the use of the Demised Properties.

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Description of terms and conditions of option to extend lessee's operating lease. Includes, but is not limited to, information about option recognized as part of right-of-use asset and lease liability.

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Amount due from parties in nontrade transactions, classified as other.

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Cash payments to lessor's for use of assets under operating leases.

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Lessee, operating lease, remaining lease term description.

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