Hefei Jotun supply China professional Metal tank shell，dished end，flat sheet polishing/grinding/buffing machine,welding seam treatment Equipment,widely usedfor pharmaceutical industry,food,water purification,water supply,chemical,and new energy.Including elliptical dish,cone dish head,spherical shell ,butterfly shell,pharmaceutical stainless steel tank,pressure vessel,brewery,cylinder,cosmetic,sanitary,reaction kettle,fermentation tank,sterilizer,disinfection cabinet,filter, and LNG etc.