Investments to support electronics in China exceed EUR 50 million in 2010 Linde LienHwa (LLH) today announced a further strengthening of its commitment to the needs of LED manufacturing with the establishment of an ultra high-purity Ammonia plant in Xiamen City, south-eastern China. This is the first operating plant in China to produce ultra high-purity Ammonia and will supply customers using world leading technology in purification, packaging and analytical metrology. Linde LienHwa (LLH) is a joint venture between The Linde Group and LienHwa MiTAC Group of Taiwan.