we have obtained certifications for our quality management system, environmental management system, and other related systems, and continuously improve and regularly audit our internal operational mechanisms to make them more reasonable, efficient, and orderly.

we adhere to the quality policy of "quality first, integrity and win-win", and quality reliability is the basic principle of dejishen company. the principle of prioritizing product quality runs through the entire design and manufacturing process. we strictly implement the iso9001 quality management system, iso14001 environmental management system, and iso45001 occupational health and safety management system.