Hong Kong-listed Panva Gas Holdings Limited has reported strong growth for its January-to-September operations.   Revenue increased by 23% to about HK$1,281 million while gross profit grew by 26% to HK$285 million and net profit was up by 26% to HK$168 million. (US$1=HK$7.87).   In a statement, Chen Wei, Panva Gas’s managing director, said: “During…