... , handrail, ladder, platform and others. Application:—Chemical vessels, heat insulation tank, agitator kettle, fermentation tank, and separator etc.—Chemical, metallurgy, food brewage, electron, power, transportation ... Sub-contractors of our company.Vertical tank with round bottom , Insulation tank , Reaction tank , Soy fermentation , Conic storage tank , Vertical tank with ladders and habdrails.