ZEPPA Corporation is the official distributor of GIANNI INDUSTRIES, INC also known as GEM. Gianni Industries. Inc. (GEM) was located in Taiwan is one of the top leading manufacturers in Taiwan providing the world’s best quality access control products. Established in 1992, GEM specializes in electromagnetic locking devices and provides access control hardware products around the world. The organization have 3 certification committees to manage certification activities: ISO Quality certification, QC08000 Green Product Certification, and OHSAS 18000 Occupational Safety & Healthy Certification Management team includes Sales Department, Financial Department, Product Department, Administrative Department, R & D Department, Quality Control Department, and Factory Department.