BEIJING, March 28 (Xinhua) — China’s commercial crude oil stocks increased 1.08 percent in February over January, while stocks of refined oil products went up 17.34 percent, data monitored by Xinhua News Agency showed on Monday. Last month, China imported 31.72 million tonnes of crude oil, according to the report. Gasoline stocks dropped 7.23 percent as the travelling peak during the China New Year holiday fueled demand. Diesel stocks increased 38.26 percent due to factories shutting down during the holiday, according to the report. Kerosene stocks gained 7.51 percent, said the report.