Politely tell each other that there are several competing, see your price is slightly advantageous, so only to find you, and the price leadership will be reviewed, your price advantage is not obvious so may not be a good chance, but also sincerely want to cooperate with you to communicate with the special instructions.
Can be negotiated with the supplier, will be purchased in large quantities of his goods, sets of commodities to ask the bottom price. Through the bottom price quoted by the supplier and then comparison shopping, their own weighing, there is a rough standard in mind, and then discuss with the supplier to see if there is any room for price cuts. Be sure to highlight the purchase volume, to buy volume to win. In general, the supplier will be based on your purchase volume offer.
Purchasing goods, we must try to find the shortcomings of the goods, as a breakthrough, and the supplier bargaining. This trick will generally be more effective. For slightly defective goods, suppliers will give some concessions on the price. As long as it does not affect the whole, some insignificant defects can make the price of a reasonable advantage.