We are the professional manufacturers of all kinds quartz cells, optical cells and glass cells. Over twenty years’ research, development and production, we have gained rich experience and obtained the certification of ISO9001 International Quality System. Now we have formed 16 series, 500 different kinds of cells and optical cells, which are applied to photo electrons and optical spectrum analysers in the industries of chemistry, metallurgy, environmental protection, medicinal tests, hospitals, power stations, waterworks and scientific research institutions to carry out analytical experiments.