Jinan Mao An Instrument Co.,Ltd locates in Jinan City, Shandong Province, China.



Right now, our company mainly focuses on two fields. One is gas generator and gas relative product field. We professionally do research and sell products such as Hydrogen Generators , Nitrogen Generators , HHO Brown Gas Generators and Oxy-hydrogen Plasma Machines . Gas relative products include: PEM fuel cell, gas storage, gas purifiers and gas compressors. Another field we are engaged in is Analytical ...