Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

STOCKHOLDERS??? EQUITY (Details Textual)

v3.8.0.1
STOCKHOLDERS’ EQUITY (Details Textual)
1 Months Ended 12 Months Ended
Sep. 01, 2017
USD ($)
$ / shares
shares
May 25, 2016
CNY (¥)
Oct. 12, 2015
Sep. 30, 2017
USD ($)
$ / shares
shares
May 31, 2017
USD ($)
$ / shares
shares
Mar. 31, 2017
USD ($)
$ / shares
shares
Dec. 31, 2016
USD ($)
$ / shares
shares
Dec. 19, 2016
$ / shares
shares
Jun. 28, 2016
CNY (¥)
Jun. 21, 2016
CNY (¥)
Sep. 30, 2017
USD ($)
$ / shares
shares
Sep. 30, 2016
USD ($)
shares
Sep. 30, 2015
USD ($)
May 24, 2016
CNY (¥)
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest                     68.90%      
Stockholders' Equity, Period Increase (Decrease) | ¥   ¥ 10,000,000                        
Total stockholders' equity   ¥ 30,000,000   $ 21,216,918             $ 21,216,918 $ 9,489,994   ¥ 20,000,000
Common Stock, Par or Stated Value Per Share | $ / shares               $ 1            
Stockholders' Equity Note, Stock Split               a 180 for 1 forward stock split whereby every authorized, issued and outstanding ordinary shares was exchanged for 180 new ordinary shares            
Common Stock, Shares Authorized | shares       50,000,000       9,000,000     50,000,000 50,000,000    
Stock Issued During Period, Value, New Issues                     $ 5,582,099      
Number Of Warrants Issued | shares 74,784                          
Warrants Issued Percentage 7.00%                          
Class of Warrants Or Right, Expiration Term 5 years     5 years                    
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares $ 5                          
Class of Warrant or Right, Outstanding | shares       74,784             74,784      
Warrants Not Settleable in Cash, Fair Value Disclosure       $ 438,234             $ 438,234      
Fair Value Assumptions, Risk Free Interest Rate                     2.00%      
Fair Value Assumptions, Expected Term                     5 years      
Fair Value Assumptions, Exercise Price | $ / shares       $ 5             $ 5      
Fair Value Assumptions, Expected Volatility Rate                     67.40%      
Fair Value Assumption, Number Of Tree Step                     10      
Fair Value Assumptions, Expected Dividend Payments | $ / shares                     $ 0      
Statutory Accounting Practices, Statutory Capital and Surplus Required       $ 1,173,363             $ 1,173,363 $ 579,994    
Net loss                     5,933,688 5,302,691 $ 5,008,681  
Retained Earnings, Appropriated       $ 3,974,140             3,974,140 3,380,771 2,750,777  
Retained Earnings, Appropriated [Member]                            
Stock Issued During Period, Value, New Issues                     0      
Net loss                     $ 593,369 $ 579,994 $ 0  
Maximum [Member]                            
Statutory Surplus Reserves Percentage       50.00%             50.00%      
Minimum [Member]                            
Statutory Surplus Reserves Percentage       10.00%             10.00%      
Private Placement [Member]                            
Proceeds from Issuance of Private Placement         $ 1,000,000 $ 1,000,000 $ 300,000              
Stock Issued During Period, Shares, New Issues | shares         500,000 1,000,000 1,500,000              
Shares Issued, Price Per Share | $ / shares         $ 2.00 $ 1.00 $ 0.20              
Payments of Stock Issuance Costs         $ 70,000 $ 70,000 $ 21,000              
Placement Agent Fee Percentage         7.00% 7.00% 7.00%              
IPO [Member]                            
Stock Issued During Period, Shares, New Issues | shares 1,068,346                          
Shares Issued, Price Per Share | $ / shares $ 5.00                          
Stock Issued During Period, Value, New Issues $ 5,300,000                          
Proceeds from Issuance Initial Public Offering $ 3,400,000                          
HUANG Jian Cong [Member]                            
Proceeds from Contributed Capital | ¥                 ¥ 100,000          
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners       1.00%         1.00%   1.00% 1.00% 1.00%  
HUANG Jian Cong [Member] | Subsidiary One [Member]                            
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest     45.00%               31.00%      
WANG Ming Jie [Member] | Subsidiary One [Member]                            
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest     20.00%               13.80%      
WANG Guo Lin [Member] | Subsidiary One [Member]                            
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest     20.00%               13.80%      
WANG Jian Di [Member] | Subsidiary One [Member]                            
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest     10.00%               6.90%      
WANG Yang Ming [Member] | Subsidiary One [Member]                            
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest     5.00%               3.40%      
Wenzhou Weijia [Member]                            
Proceeds from Contributed Capital | ¥                   ¥ 9,900,000        
Noncontrolling Interest, Ownership Percentage by Parent       99.00%             99.00%      
ZK International [Member] | Subsidiary Two [Member]                            
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest     100.00%               100.00%