Sumitomo Rubber Industries Ltd. (TYO:5110) has revealed its business results for January–June 2021, with the company here recording a new high for half-year sales revenue. Sales revenue for the period came to 440.08 billion yen ($4.02 billion), up 29.4 percent year-on-year; business profit was 30.09 billion yen, up from negative 2.31 billion yen in the first half of last year;…