Food Grade CO2 for Soda Drink

We could provide industrial use CO2 and food grade CO2 gas.
Industrial use CO2:
1. Welding and cutting: As the shielding gas for welding, like argon gas, but much cheaper
2. Fire extinguisher
3. Industrial laser

Food grade CO2:
1. Soda drink, like Coca cola or Pepsi
2. Food freezing
All the working pressure could be 150 bar or 200 bar.