Lee Chi Enterprises Company Ltd. manufactures and sells bicycle components and general machinery in Taiwan. Its product portfolio includes brakes, levers, hubs, cables, seat posts, stems, handlebars, spare part accessories, and other products. The company provides its products under the PROMAX brand. Lee Chi Enterprises Company Ltd. was formerly known as Leechi Machinery Industry Ltd. Co. The company was incorporated in 1973 and is headquartered in Changhua City, Taiwan.