It concerns price strategies, please do not compare or deduce the prices all the time.You should analysis the reason that your customer thought your price is high.Did they get the lower prices from another suppliers? In this case, you have to tell him your unique sevice and quality.Did the customer is a whole seller?If yes, you should share the profit with him . You should also think of the quantity, and your production season .If the goods can be produced at lower season ,ok give them the lower prices...