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China launched its Centispace-1-s1 satellite on a Kuaizhou-1A rocket from Jiuquan Satellite Launch Center in northwest China at 12:13 p.m. Saturday. 本周六下午12点13分，中国在酒泉卫星发射中心用快舟一号甲固体运载火箭成功发射微厘空间一号试验卫星。 This is the second commercial launch by the Kuaizhou-1A rocket. The first launch in January 2017 sent three satellites into space. The Kuaizhou-1A was developed by a rocket technology company under the China Aerospace1 Science and Industry Corporation (CASIC). It is a low-cost solid-fuel carrier rocket with high reliability2 and a short preparation period, designed to launch low-orbit satellites weighing under 300 kg. The Centispace-1-s1 was developed by Innovation Academy for Microsatellites of the Chinese Academy of Sciences. It is a technology experiment satellite for the low-orbit navigation enhancement system being developed by Beijing Future Navigation Technology Co. Ltd.