Which cleaning liquid/agents/solvent should we choose when cleaning?

A : generally speaking, liquids except strong acids and alkalis can be cleaned, 

and hot water can also be cleaned. hot water when at 50 degrees Celsius cleaning effect best, 

For cleaning liquid, we will match different types according to your cleaning goods, eg.

 If you cleaning sth Oil removal, then you can choose alkaline liquid or hot water, 

for derusting, you can choose acidic liquid or hot water, for paint removal, you can choose paint remover.