The proper way to say it would be the second one, "You are kindly requested to decide the matter." The first one says that they are requested to decide kindly, which doesn't mean the same thing at all.
No this is not correct use of kindly
Kindly let me know further update
Kindly return after use. Please return after use. Both examples above seem to be correct grammar.
Use "kindly asked."
Kindly find here with test procedure used in acceptance testing.
you are kindly requested to decide the matter?
No this is not correct use of kindly
No, that is not good. One major problem is "it for you". Those words do not belong. They have the odd effect of creating a string of words that seems to be a sentence. It's a little difficult to explain. Better to say: Please [or kindly] find the attached file that you requested.
Kindly let me know further update
Kindly return after use. Please return after use. Both examples above seem to be correct grammar.
Use "kindly asked."
Kindly find here with test procedure used in acceptance testing.
"Inquire" is not a transitive verb. Correct would be:"Kindly ask the driver for further assistance." or"Kindly inquire of the driver for further assistance."
transffered complete
It would be grammatically correct to say: Please find the attached.... it does not make much sense to write both kindly and please since both almost mean the same.
Please is better than kindly. You should say .....and include the last version.................
Please find attached my repairing offer confirmation.