Yes I know that, but the translation quoted led to believe both were needed, which is not.
I am very fortunate that my Imm Office will accept the Combination Method, where as long as transfers and bank money add up to over Bht 800k, it is OK. I did 40k per month with 420k in the bank for two years, but now just 35k per month = 420k with a similar sum in the bank, suits me fine.