–       Hanergy’s GaAs Single-Junction Solar Technology Attains Efficiency Conversion Rate of 29.1% –       Breaks Seventh Conversion Efficiency Record The world’s largest thin-film power solution company, Hanergy Thin Film Power Group (00566.hk), today announced that Fraunhofer Institute for Solar Energy Systems, a German based solar energy testing laboratory and one of the world’s leading renewable energy research authorities, […]