Zeng Hsing Industrial Co., Ltd., together with its subsidiaries, manufactures and sells household sewing machines and related parts, aluminum alloy extrusions, and vacuum cleaners and related parts in Taiwan, China, the United States, Germany, Russia, Turkey, India, and internationally. The company operates through Sewing Machine and Precision Metal Parts Processing Division. It provides mechanical, computerized, combo, and overlock series sewing machines, as well as accessories. The company also manufactures pneumatic tools, mechanical parts, hardware parts, woodworking lathes, woodworking planning machines, etc.; manufactures forging spare parts; and die-cast metal alloy of aluminum, zinc, and magnesium. In addition, it engages in the processing, manufacturing, trading of optical parts; production and sales of computers, medical equipment, optics, automobiles, optoelectronics, precision hardware, and other parts and products; and research and designs filtration equipment, as well as engages in financial investment business. The company also exports and imports its products. The company was formerly known as Shin Shing Sewing Machines Co. and changed its name to Zeng Hsing Industrial Co., Ltd. in January 1975. Zeng Hsing Industrial Co., Ltd. was incorporated in 1968 and is headquartered in Taichung, Taiwan.