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PLANT AND EQUIPMENT, NET | 12 Months Ended
--- | ---
Sep. 30, 2022
PLANT AND EQUIPMENT, NET |
PLANT AND EQUIPMENT, NET | 8. PLANT AND EQUIPMENT, NET Plant and equipment, net consist of the following: ​
​ | ​ | ​ | ​ | ​
​ | ​ | September 30,
​ | ​ | 2021 | ​ | 2022
​ |  | RMB |  | RMB
Plant and building |  | 70,179 |  | 70,179
Machinery and equipment |  | 57,203 |  | 36,473
Furniture and office equipment |  | 12,353 | ​ | 12,353
Motor vehicles |  | 3,580 | ​ | 3,580
Total |  | 143,315 |  | 122,585
Accumulated depreciation |  | (94,631) |  | (76,196)
Plant and equipment, net |  | 48,684 |  | 46,389
​ The depreciation expenses for the years ended September 30, 2020, 2021 and 2022 were RMB9.1 million, RMB6.8 million and RMB2.7 million respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI https://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=126982197&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99779-112916 + Details
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