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Summary of Significant Accounting Policies (Details)
 3 Months Ended 9 Months Ended 12 Months Ended
Nov. 11, 2020
USD ($)
Mar. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Sep. 30, 2020
USD ($)
Mar. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Sep. 30, 2019
USD ($)
Mar. 31, 2021
USD ($)
Mar. 31, 2020
USD ($)
Jun. 30, 2020
USD ($)
Mar. 31, 2021
CNY (¥)
Mar. 31, 2021
HKD ($)
Summary of Significant Accounting Policies (Details) [Line Items]                        
Net loss   $ (1,219,000) $ (964,037) $ (866,823) $ (677,739) $ (1,001,033) $ (596,985)          
Accumulated deficit   10,460,000           $ 10,460,000        
Negative cash flows from operations               3,060,000        
Company issuance share value               $ 100,000,000        
Issuance of common stock $ 931,000                      
Owned subsidiaries, description               The accompanying CFS were prepared in accordance with accounting principles generally accepted in the United States of America (“U.S. GAAP”) and applicable rules and regulations of the SEC regarding consolidated financial reporting. The accompanying CFS include the financial statements of the Company and its 100% owned subsidiaries “Shuhai Skill (HK)”, and “Tianjin Information”, and its VIE, Shuhai Beijing, and Shuhai Beijing’s 100% owned subsidiaries – Xunrui, Guozhong Times, Guohao Century, Guozhong Haoze, and Jingwei, and Guohao Century’s 69.81% owned subsidiary – Zhangxun, and Shuhai Beijing’s 99% owned subsidiary - Shuhai Nanjing. All significant inter-company transactions and balances were eliminated in consolidation.        
Net profit, percentage               100.00%        
Allowances for slow-moving and obsolete inventory   254,960           $ 254,960   $ 105,210    
Useful life of intangible assets               3 years        
operating lease right-of-use assets   1,525,461           $ 1,525,461   702,952    
Operating lease liabilities   $ 659,280           $ 659,280   346,629    
Tax benefit percentage   50.00%           50.00%     50.00% 50.00%
Noncontrolling interest   $ 57,347           $ 93,902        
Cash in state-owned banks   171,177           171,177   1,065,936    
Cash denominated in RMB with a U.S. dollar equivalent               66,779   733,849    
Federal Deposit Insurance Corporation               250,000        
Deposit protection   64,000           64,000       $ 500,000
Safe campus intelligence control systems, sold               117,325        
Face temperature measurement access control products   17,905                    
U.S. financial institutions [Member]                        
Summary of Significant Accounting Policies (Details) [Line Items]                        
Cash balance not insured   80,265           80,265        
Cash balance   24,133           24,133        
Lease Agreements [Member]                        
Summary of Significant Accounting Policies (Details) [Line Items]                        
operating lease right-of-use assets   1,525,461           1,525,461        
Operating lease liabilities   $ 1,436,735           1,436,735        
Consolidated Financial Statement [Member]                        
Summary of Significant Accounting Policies (Details) [Line Items]                        
Net loss               $ 3,050,000 $ 2,280,000      
Zhangxun [Member]                        
Summary of Significant Accounting Policies (Details) [Line Items]                        
Ownership interest   30.19%           30.19%     30.19% 30.19%
Shuhai Nanjing [Member]                        
Summary of Significant Accounting Policies (Details) [Line Items]                        
Ownership interest   1.00%           1.00%     1.00% 1.00%
Shuhai Beijing [Member]                        
Summary of Significant Accounting Policies (Details) [Line Items]                        
Equity option agreement, description               the Shuhai Beijing Shareholders and Tianjin Information entered into an equity option agreement (the “Option Agreement”) on October 27, 2015, pursuant to which the Shuhai Beijing Shareholders granted Tianjin Information or its designee(s) the irrevocable right and option to acquire all or a portion of Shuhai Beijing Shareholders’ equity interests in Shuhai Beijing for RMB 0.001 for each capital contribution of RMB1.00. Pursuant to the terms of the Option Agreement, Tianjin Information and the Shuhai Beijing shareholders agreed to certain restrictive covenants to safeguard the rights of Tianjin Information under the option Agreement. Tianjin Information agreed to pay RMB1.00 annually to Shuhai Beijing Shareholders to maintain the option rights. Tianjin Information may terminate the Option Agreement upon written notice. The Option Agreement is valid for 10 years from the effective date and renewable at Tianjin Information’s option.        
Allowances for slow-moving and obsolete inventory   $ 47,257           $ 47,257   $ 44,237    
Concentration of Credit Risk [Member]                        
Summary of Significant Accounting Policies (Details) [Line Items]                        
Cash in state-owned banks   $ 76,000           $ 76,000     ¥ 500,000