Dear K. Wasana,
Good day.
Thank you for your kind co-operation and support as always.
The purpose of this communication is to enhance customer satisfaction ( Jul'15-Jun'16), in order to improve our quality system according to requirement of ISO 9001:2008.
Pls. kindly fill the questionnaires and return to me within 25/Aug/16.
If any, pls. don't hesitate to contact me.