ISTANBUL China on Monday launched two microwave mapping satellites, state media reported. Home-built Long March-2C rocket carried the satellites into space at 7:39 a.m. (2339GMT, Sunday) from the Jiuquan Satellite Launch Center in northwestern China. The satellites, Siwei Gaojing-2 03 and Siwei Gaojing-2 04, are commercial microwave mapping satellites owned by China Siwei Surveying and Mapping Technology Co., Ltd and will join a network of optical satellites, to enhance capabilities of optical