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BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY - Fair value of identified intangible assets, customer relationship and its estimated useful lives (Details) - 12 months ended Jun. 30, 2023 - Future Gas Station (Beijing) Technology, Ltd - Customer Relationships	CNY (¥)	USD ($)
BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY
Intangible assets - customer relationship	¥ 7,000,000	$ 965,344
Less: accumulated amortization	(1,750,000)	(241,336)
Less: impairment	¥ (5,250,000)	$ (724,008)
Average Useful Life (in Years)	10 years

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- Definition

The amount of accumulated impairment on intangible assets excluding goodwill.

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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