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UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($)
3 Months Ended 9 Months Ended
Mar. 31, 2022
Mar. 31, 2023
Mar. 31, 2022
UNAUDITED INTERIM CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME      
Income tax relating to changes in revaluation surplus included in other comprehensive income for joint venture and associates $ 130,791 $ 0 $ 326,709
Income tax relating to changes in revaluation surplus included in other comprehensive income $ 902,142 $ 0 $ 2,228,596