SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Cash balances by geographic area (Details) - USD ($)	12 Months Ended
Oct. 31, 2023	Oct. 31, 2022
Country:
Percentage of concentrations of credit risk	100.00%	100.00%
Total cash	$ 2,383	$ 2,508
China
Country:
Percentage of concentrations of credit risk	100.00%	76.40%
Total cash	$ 2,383	$ 1,917
Hong Kong
Country:
Percentage of concentrations of credit risk		23.60%
Total cash		$ 591

For banks and other depository institutions: Includes cash on hand (currency and coin), cash items in process of collection, noninterest bearing deposits due from other financial institutions (including corporate credit unions), and noninterest bearing balances with the Federal Reserve Banks, Federal Home Loan Banks and central banks.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

Name:	us-gaap_CashAndDueFromBanks
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant