YIYI Engineering department is one of the most important unit that in-corporates the technology of R&D, Component verification and technological innovation. There are over 20 especial technicians dealing with the wiring harness & terminal development, mould design and quality improvement in full time. We can complete any design any research mission in time because of our steady strong technical strength and the investment 2 % of our total sales, which used as the R&D fund. We have our proud achievement that excogitated by ourselves, for example, the connector series of 6680-P, which are used in Disk Driver Power, had been appointed by some customers, such as A.P.I, FDK, Delta,etc. The ability of R&D is promoted continuously, and we can accept the order of not only the OEM but also the ODM, because we possess the corresponding strength.