老少無欺

1. • cheating neither old nor young
2. • treating youngsters and old folk equally scrupulously
3. • Our house offers sincere treatment to all and fair trade to old and young alike.

Character by character

• 老(lǎo)prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity
• 少(shào)young
• 無(wú)not to have
• 欺(qī)take unfair advantage of