XLA focuses on the development and innovation of technology, and specializes in designing and manufacturing industry gas plant. The plants are applied into many fields such as metallurgy, petrochemistry, magnetic material, textile, heat treatment etc. and exported to more than 30 countries such as North America, Middle-east, South-east Asia etc. Main plants are: Gas air separation plant, liquid air separation plant, high purity oxygen plant, high purity nitrogen plant, standard middle and small scale air separation plants etc.