Firebomb attack on new company Firebombs were lobbed into the open space outside a newly opened cement company in Pat Heung yesterday. The attack happened at about 3.30am when three men were seen throwing bottles containing flammable liquid into the site on Kam Sheung Road. The bottles landed outside a container used as an office and two burst into flames. Police contained the fires and no one was injured. Singson drug case adjourned A drug case involving Philippine congressman Ronald Versoza Singson was adjourned for five weeks to obtain an expert medical report. Singson, 41, was arrested in the arrivals hall at Chek Lap Kok airport en route to Macau on July 11 allegedly in possession of 6.67 grams of cocaine and two tablets of diazepam, a tranquilliser. He has not yet entered a plea over a charge of trafficking in dangerous drugs. Man jailed for throttling girl A man who throttled his 13-year-old girlfriend until she passed out because she wanted to be a model was jailed for 10 months. In the District Court, Liu Chun-yi, 21, a kitchen worker, had pleaded guilty to assault occasioning actual bodily harm for strangling his girlfriend at his home on June 2. Three held over ketamine haul Police seized 1kg of an illegal drug, believed to be ketamine, in a flat in Shek Kip Mei. Police arrested a 19-year-old man outside Nam On House in Nam Shan Estate and seized 120 grams of illegal drugs. In a follow-up raid, officers arrested a 22-year-old man and an 18-year-old woman. Police said the haul was worth about HK$150,000. Companies open 164 offices A total of 6,561 overseas and mainland companies had offices in Hong Kong as of June 1, up 2.6 per cent from a year ago, a government survey showed. The increase meant there were 164 more offices than at the same time last year. The number of local offices increased the most, up 3.8 per cent, or 106 offices, to 2,923.