WAC’ s technology has created the most advanced computer drive system for circular and Jacquard knitting machines worldwide. WAC’ s computer drive system has changed Jacquard knitting by supporting the flexible creation of complex Jacquard patterns seamlessly and at exceptionally high speeds. Swimwear, innerwear, and underwear that help shape the body…Medical socks and medical wear that provide lift and support…Hosiery that shows off the legs’ beautiful form…WAC’ s technology now plays an indispensable role in the creation of the beautiful apparel loved by women around the globe. WAC/WAC DATA SERVICE CO. LTD.