Hongkong-listed Panva Gas said its first half net profit rose 14.9% to HK$95.356 million from year- ago levels, while revenue was up 20.7% to HK$848.643 million. (US$1=HK$7.8). But its earnings per share fell sharply by 25.7% to HK10.20cents while earnings per share were down 8.5% to HK9.40cents. Panva, which is involved in China’s liquefied petroleum…