1.According to your purchasing time, I delivered those goods to your agent as soon as possible. 2. About the product quality, we haven't receive any bad review. You didn't provide the evidence yet. 3. I never agree the 8USD directly. I always say I will try apply for 8USD. Because the raw materials have not decreased, I cannot give you the price of 8USD. 4. You said I agreed 8USD. Because of you ask for 7USD. 8USD is possible at that time but the 7USD Impossible.