Giant Bicycles Giant Bicycles Giant Manufacturing Co. Ltd. (commonly known as Giant) is a Taiwanese bicycle manufacturer that is recognized as the world's largest bicycle manufacturer. Giant has manufacturing facilities in Taiwan, the Netherlands, and China. Giant was established in 1972 in Dajia, Taichung County (now part of Taichung City), by King Liu and several friends. A major breakthrough came in 1977 when Giant’s chief executive, Tony Lo, negotiated a deal with Schwinn to begin manufacturing bikes as an OEM, manufacturing bicycles to be sold exclusively under other brand names as a private label. As bike sales increased in the U.S., and
Racing bicycle using a "main triangle" with three straight tubular shapes—the top tube, down tube, and seat tube. These three tubes, and other parts of the frame, need not be cylindrical, however, and many racing bicycles feature frames that use alternative shapes. Traditionally, the top tube of a racing bicycle is close to parallel with the ground when the bicycle is in its normal upright position. Some racing bicycles, however, have a top tube that slopes down towards the rear of the bicycle; the "compact" frame geometry was popularized by Giant. Frame manufacturers are free to use any material they choose in