MMIS have more than 20 years for structure weldment to produce various type of precision structure in semi-conductor industries typically for bulky parts about 3000mm in length for frame table. Our welders are experienced, well-trained and certified with Welder Performance Qualifications (WPQ) & CSWIP. MMIS’s frame and structure is tip-top quality with WORLD CLASS standard where our products are widely used in upper and bottom chain in semiconductor industry which required ABSOLUTE precision and quality standard.