Zhengzhou Boiler Co.,Ltd, shorted as ZG, is a joint-stock enterprise with A1, A2, C3 pressure vessel design and manufacture license permits. After 68 years' development in pressure vessel design and manufacturing  , we now have an autoclave production line , a wind power tower tube production line , a low-temperature insulation equipment production lines, and a non-standard pressure containers of metal production line providing
industrial autoclave ,coal fired boiler , biomass fired boiler and chain grate boiler .