LIEN SHENG Mechanical & Electrical Co. Ltd was founded in June of 1988. Its main products include Electrical Discharge Machine (EDM) and Wire-Cut EDM, as well as peripheral automatic equipment, in which the Z-NC, CNC EDM take part of 40%, Wire EDM at 30%, and Deep-hole Drill EDM at 30%. The company has its own brand of “ARISTECH” and promoted the name around the world.

From 1989 LIEN SHENG had several patents from Taiwan Central Standard Bureau. After the assessment from Taiwan Excellence Committee on the quality system, product design, R&D, marketing and brand cognition, the company got certificate of “Excellence Product of Taiwan” in 1995, 1996 and 1997 from Taiwan Ministry of Economy. In 1995 the company passed the CE European Safety Certificate, in 1998 passed the ISO-9002 certificate and in 2001 passed the ISO-9001. After that the company invested on Maxmill Machinery Co. Ltd. for integrated Machining Center.