Leechi Machinery Industry Ltd. Co. manufactures and sells bicycle components in Taiwan. Its product portfolio includes disc brakes, brakes and levers, seat posts, stems, handle bars, part accessories, and other products. The company provides its products under the PROMAX brand. The company was formerly known as Leechi Enterprise Co. Ltd. Leechi Machinery Industry Ltd. Co. was founded in 1973 and is headquartered in Changhua City, Taiwan.