Organization and Nature of Business (Details) - USD ($) $ in Millions			12 Months Ended
	Mar. 02, 2021	Apr. 10, 2019	Jun. 30, 2021	Apr. 21, 2021	Apr. 13, 2021	Mar. 24, 2021	Dec. 14, 2020	Jul. 31, 2020	Jan. 10, 2020	Nov. 06, 2019	Jul. 26, 2019
Organization and Nature of Business (Details) [Line Items]
Reverse stock split, description			After the close of the stock market on July 7, 2020, the Company effected a l-for-5 reverse stock split of its common stock in order to satisfy continued listing requirements of its common stock on the NASDAQ Capital Market. The reverse stock split was approved by the Company’s board of directors and stockholders and was intended to allow the Company to meet the minimum share price requirement of $1.00 per share for continued listing on the NASDAQ Capital Market.
Equity interest in the joint venture			100.00%		99.00%	60.00%
Purchase agreement, description	The total computing power will reach 50,440 t/s. After the transaction is completed, Yanghuai will manage and operate the servers at Yanghuai’s site with no further charge from March 10, 2021 through March 9, 2022, after which time Sino-Global may engage Yanghuai to continue providing service for a fee. The first cash payment of approximately $0.9 million was paid within 15 days after the date of signing the Agreement. The second cash payment of approximately $0.9 million will be paid within 15 days after the date of acceptance of the servers and a special VAT invoice provided by Yanghuai. The remaining payment of approximately $2.8 million will be paid in 5 quarters within 10 days following the filing of Form 10-K or Form 10-Q for each of the Company’s financial quarters ending March 31, 2021, June 30, 2021, September 30, 2021, December 31, 2021 and March 31, 2022, subject to reductions if Yanghuai fails to meet the monthly committed net profit.
Mining equipment (in Dollars)			$ 0.9
Cash Or Stock Transaction Subject To Valuation (in Dollars)						$ 5.0
Register capital (in Dollars)					$ 1.5
Mr. Weijun Qin [Member]
Organization and Nature of Business (Details) [Line Items]
Owned interest rate										80.00%
Yanghuai [Member]
Organization and Nature of Business (Details) [Line Items]
Total purchase price (in Dollars)	$ 4.6
Blumargo IT Solution Ltd [Member]
Organization and Nature of Business (Details) [Line Items]
Ownership percentage							80.00%
Brilliant Warehouse Service, Inc.[Member]
Organization and Nature of Business (Details) [Line Items]
Equity interest in the joint venture				51.00%
Minimum [Member] | Mr. Weijun Qin [Member]
Organization and Nature of Business (Details) [Line Items]
Equity interest rate											20.00%
Maximum [Member] | Mr. Weijun Qin [Member]
Organization and Nature of Business (Details) [Line Items]
Equity interest rate											90.00%
NEW YORK | Mr. Weijun Qin [Member]
Organization and Nature of Business (Details) [Line Items]
Owned interest rate										90.00%
NEW YORK | Mr. Shanming Liang [Member]
Organization and Nature of Business (Details) [Line Items]
Company holds equity interest									40.00%
NEW YORK | Chief Executive Officer [Member]
Organization and Nature of Business (Details) [Line Items]
Exchange equity interest rate		20.00%
HONG KONG
Organization and Nature of Business (Details) [Line Items]
Owned interest								100.00%