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CONTINGENCIES AND CLAIMS - Linghang Boao Group, LTD (Details) - Strategic Cooperation Agreement
1 Months Ended 12 Months Ended
Nov. 30, 2019
USD ($)
Milestone
Sep. 30, 2020
USD ($)
Sep. 30, 2022
USD ($)
Sep. 30, 2021
USD ($)
CONTINGENCIES AND CLAIMS        
Term of Agreement 3 years      
Total commitment amount $ 2,196,000      
Loss on contract   $ 390,000    
Accrual for remaining milestone payments     $ 0 $ 0
Minimum        
CONTINGENCIES AND CLAIMS        
Driving range distance (in miles) | Milestone 480      
Maximum        
CONTINGENCIES AND CLAIMS        
Driving range distance (in miles) | Milestone 720