Dear Mr. Alireza Nourian My name is Sam Shen from AC POWER CORP., its my pleasure to introduce ourself and are looking forward to serving you if there is any possibility of business cooperation in the future. AC Power is a professional manufacturer major on the following AC power source items for more than 20 years. ~ AVR / Stabilizers / Power Line Conditioners / Voltage Regulator (1KVA~1500KVA), ~ AC Power Sources / Frequency Converters (500VA~800KVA), ~ 28V DC Power Supply (50A~4500A), ~ On-Line UPS (1KVA~200KVA), Were glad to be in a position of providing power solution for disruptive power quality problems and to offer simulation of global voltage and frequency for various application on commercial, industrial, R &D and testing institute etc. We guarantee complete satisfaction to our customers and promise to all our customers that high quality but competitive prices. We know that our success relies on our customers, which completely comes from our valuable customers constant cooperation. Our ultimate aim of business is to meet the needs of customers complete satisfactions. Please feel free to contact with us if youre interested in our product series or you need any quotation. Youre welcomed to visit our website at http://www.acpower.net. Much more detailed information of our company profile and specification of our production series can be viewed in the website. Thanks indeed for spending your precious time to finish reading of our e-mail, were looking forward to hearing valuable response from you for opportunity of mutual prosperous business cooperation in the future. You may feel free to contact with us directly by sales@acpower.net and provide us more detail spec of your requirement. We look forward to receiving your e-mail soon. Sam Shen - AC POWER