Our commitment to quality and customer service has been recognized by well-known institutions around the world. We provide environmentally responsible, high-quality products that adhere to security standards and regulatory requirements. GEM implements quality and green product management system and introduces the optimization of operational and business processes to achieve personnel satisfaction, improve product quality, and maintain environmental sustainability.

Quality Certifications

ISO 9001 Standard

International Organization for Standardization

IECQ QC 080000

Accreditation of IEC Quality Assessment System for Electronic Components- Certification for Green Products

ISO 45001

Accreditation of Occupational Health and Safety Management System

ISO 14064-1

GHG (Green House Gas) Inventories Verification

Green Product Management System

With increasing demand for sustainable manufacturing, GEM products provide solutions for the most highly specialized functions and sustainability requirements. As a leading global manufacturer of access control hardware, our responsibility is to ensure that the company adheres to environmental laws and maximizes product sustainability.


RoHS (Restriction of the use of Certain Hazardous substance in Electrical and Electronic Equipment). The regulation took effect on July 1, 2006 in EU Market.

For more information on RoHS and restricted substances please refer to RoHS Directive.


WEEE is the acronym for "Waste Electronic and Electrical Equipment". The WEEE Directive is a legislation from European Union (EU) that encourages and regulates the collection, reuse, recycling, and recovery of waste electrical and electrical equipment.


REACH is a European Community Regulation on chemicals and their safe use (EC 1907/2006). It deals Registration, Evaluation, Authorization and Restriction of Chemical substances.

For full candidate list of SVHC substances please refer to ECHA website.

Product Certifications & Patents

GEM is dedicated to manufacturing products that enhance life safety and protect property. To gain a competitive advantage in the market, we design products that meet certifications and standards set by internationally recognized agencies specializing in product safety and performance.

We have received CE and UL certifications on numerous products as well as patents from over 20 different countries, including US, Germany, Australia, and China. We help advocate and raise those security standards in the first place, in markets around the world.

Patents/Certifications Numbers of Patents/Certificates Remarks



DG-800+, ML-350M, ML-360M



China, US, France, Australia, Germany, Taiwan







GK300-ST Series



DG-800+, AD500, CP-32G, GL-1200, EM-750, 10001ST, E1196