Coway has established a hazardous substance management system to minimize the environmental effect and managed all manufactured and sold products to satisfy the restriction standard for European and domestic hazardous substances. Since 2010, Coway has voluntarily verified the conformity by applying EU/K-RoHS standard to all products being used. Especially, in 2015, Coway expanded K-RoHS response to receive the verification of conformity of all products after completing 100% registration of service part code. Moreover, for revised China-RoHS in 2015, Coway completed the response of 30 models to target overseas environmental appliance market more aggressively and enhanced the reliability of products to respond to both the demands related to the global environmental restriction and the use of hazardous substances by global customers.