Congratulations:

Our company produced HX series rich hydrogen machine. past Communate

Europpene certificate. No: M.2018.201.N3671.

If customer want to see our certificate. welcome contact at: sales@mao-an.com

our company professionally produce hydrogen machine for more than 20 years.

high quality with competitive price. welcome customer contact us.

Jinan Mao An Instrument Co.,Ltd

18th, Oct, 2018