Chineese Speaking - Help Buy Electronics

I need help to save my time in talking / finding and negotiating prices to the suppliers of different electronic things as needed in my own office. You should have good understanding of electronics and technologies. we like to buy following things for our own office: a. 16 Security Cameras with a large screen monitoring view and the software / backup (Able to do remote monitoring too - with home computer & mobile phone). Out of these 16 camers, we like: * 6 for out door use to work during day / night. * 10 for indoor use. Like to have sound recording too with these cameras. and b. 2 Large screen TV - About 56 inches wide or more. We like to be able to connect these with computer to run our own advertisements. c. One Indoor & Out door Electronic sign to display our advertisement / message. ============================================= There are many suppliers available on [login to view URL] and similar other websites. Your job is to help save my time in finding suitable match with good quality supplier and prices from China, Taiwan, Hong Kong or Korea / Far east. For this purpose you will create a shared e mail account and then share all the conversation. We will own this e mail account and may use it for future use. You will short list the suppliers for each item and after we finalize exactly what is needed then you must get at least 10 quotes for each item.