By Kevin YaoTIANJIN, China( Reuters)-At a factory in China's north, workers are busy testing an automated vehicle designed to move bulky items around industrial spaces, one of a new generation of robots Beijing wants to shift the country's manufacturing up the value chain. The robot's Tianjin-based maker has received tax breaks and government-guaranteed loans to build products that modernise China's vast factory sector and advance its technological expertise." The government is paying great atte