v3.20.4
Income Taxes (Details) - USD ($)
3 Months Ended 6 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Income Taxes (Details) [Line Items]        
U.S. federal statutory rates 21.00% 21.00% 21.00% 21.00%
Net operating loss $ 567,133   $ 567,133  
Reduce of taxpayer percentage     80.00%  
Description of income tax limitations     However, the coronavirus Aid, Relief and Economic Security Act (“the CARES Act”) issued in March 2020, provides tax relief to both corporate and noncorporate taxpayers by adding a five-year carryback period and temporarily repealing the 80% limitation for NOLs arising in 2018, 2019 and 2020.  
Percentage of differed tax assets     100.00%  
Corporate tax rate, description     The Company’s offshore subsidiary, Shuhai Skill (HK), a HK holding company is subject to 16.5% corporate income tax in HK. Shuhai Beijing received a tax holiday with a 15% corporate income tax rate since it qualified as a high-tech company. Tianjin Information, Xunrui, Guozhong Times, Guozhong Haoze, Guohao Century, Jingwei, Shuhai Nanjing, Zhangxun are subject to the regular 25% PRC income tax rate.  
Net operating loss, description     As of December 31, 2020, the Company has approximately $6.62 million of NOL from its HK holding company, PRC subsidiaries and VIEs that expire in calendar years 2020 through 2024.  
Deferred Income Tax Expense (Benefit) $ 203,300 $ 131,100 $ 330,600 $ 179,700
Parent [Member]        
Income Taxes (Details) [Line Items]        
U.S. federal statutory rates     21.00%