Shanghai 21st Century Electronic Equipment Co. Ltd. is a share holding company on the basis of new and hi-technology, established in 1998. with our high qualified R&D team, simulative field proving ground, environment laboratory and 5, 000 square meters&＃039; production base, we are specialized in developing, manufacturing and selling metal detectors, distance measurers and so on. Our products are well sold in more than thirty countries including USA, Australia and Europe with some well-known companies such as k-mart, Radioshacks, Circuit City our clients. Our company has the approval of ISO9001:2000. Furthermore, we have obtained UL, FCC, CE and CSA certificates for our products. all our products have been RoHS compliant since the middle of year 2006. unlike most of the trade company who&＃039;s just the middle man between the buyer and the factory, sourcing from us-the real manufacturer directly can enable buyer to get the best price and service, as well as ensure the establishment of the real long term business relationship. we&＃039;ve been concentrating on improving ourselves and confident of providing the best service and products. you won&＃039;t regret to do business with us, the no.1 metal detector producer and sellor in China.