Changjiang Infrastructure has a large energy infrastructure investment portfolio in China and Australia. These investment projects are mainly regulated businesses, which have provided the Group with stable cash income and considerable returns for many years. Changjiang Infrastructure and Hongkong Electric are among the largest overseas investors in Australia today. Investment projects include distribution network, natural gas distribution, transportation and water treatment. In Britain, Changjiang Infrastructure and Hongkong Electric * * * both own 75. 1% of the natural gas distribution business of the Northern Natural Gas Network. In Canada, Changjiang Infrastructure and HEC also own 49.99% of TransAlta Cogeneration Co., Ltd., which owns the rights and interests of six power plants in Canada. In 2008, Changjiang Infrastructure and HEC further expanded their distribution business by acquiring the distribution network in Wellington, New Zealand. In 20051February, Changjiang Infrastructure sold 49% of the shares of ETSA, Powercor and Citi Power to Spielberg Infrastructure Fund, which was immediately listed on the Australian Stock Exchange. Changjiang Infrastructure currently holds about 9% of the equity of Spielberg Foundation and is the manager of the Fund. Changjiang Infrastructure's investment in China's transportation infrastructure continued to record stable profits. In 2004, through the acquisition of AquaTower and Cambridge Water, Changjiang Infrastructure successfully invested in water treatment business in Australia and the United Kingdom. At the end of 2007, Changjiang Infrastructure also participated in the acquisition of British Southern Water, and currently holds a strategic interest of 4.75% in the project. Infrastructure-related businesses Changjiang Infrastructure has always occupied a leading position in the infrastructure materials market, and its business scope includes cement, concrete, lime, stone and asphalt.