Jinan Mao An Instrument Co., Ltd. is legally registered in China. We professionally produce, R&D and sale kinds of Hydrogen Generators and Laboratory Instruments for 30 years. With mind of "Best Product! Best Credit! Best Service! ", our company always do our best and take sincerity to cooperate with each customer. With 20 years international business experience, we already exported to more than 90 countries and regions. We mainly product are: PEM hydrogen inhalation machines, SPE/PEM technology pure hydrogen generators", Alkaline pure hydrogen generator, SPE/PEM electrolytic cell. Oxygen generator, nitrogen generator and laboratory instruments, such as hollow cathode lamp, AAS ...

主要产品/业务: 呼吸用氢气发生器 超纯水机 氧气发生器 电解槽 空心阴极灯 石墨管 实验室用氢气发生器