As a manufacturer in the semiconductor, display, and green hydrogen industries, YEST pursues sustainable growth
through responsible management across the full scope of Environmental, Social, and Governance (ESG) practices.
With trust, communication,
and win-win partnerships with customers and partners as our core values, we are committed to being a company where employees,
partners, and local communities grow together.
Guided by our code of conduct, we uphold the principles of fair trade, anti-corruption, and conflict-of-interest prevention, and operate a transparent decision-making system. Our co-CEO structure promotes mutual checks and balance in management decisions.
We operate on the principle of strict compliance with relevant laws and internal regulations, and through
our ISO 27001 (Information Security Management System) certification, we systematically manage legal and regulatory
requirements related to information security.
Regular compliance and ethics training for employees embeds a culture of
compliance across the organization.
We are committed to fair trade and shared growth with our partners, enhancing competitiveness together through stable orders, timely payments, and technical and quality collaboration.
Having obtained KOSHA and OHSAS 18001 (Safety and Health Management System) certifications, we strive to create a safe working environment for our employees and systematically manage environmental and safety risks across our manufacturing processes.
Through employee communication events and volunteer activities, we strengthen the bonds among our people and strive to fulfill our role as a corporate citizen that grows together with the local community.
ISO 9001 (Quality Management), ISO 27001 (Information Security Management), and KOSHA/OHSAS 18001 (Safety & Health Management) certifications; Silver Tower Order of Industrial Service Merit (2017), USD 70 Million Export Tower Award (2017), and selection as a World Class 300 company (2016), among others.
