When entering the food table before eating should pick up hand towels, sheets, lap before drinking should use the hand towel, napkin, before every time the glass plaque.
He sat on the table before you eat, take a hand towel laying on the first lap should use a napkin to wipe your mouth all the time, so that the glass is clean.
When he sat before a table to eat crabs should your napkin lap before drinking should use เช็ดมือ cloth to wipe your mouth all the time to prevent glass stain.