In order to respond to the international trend of environmental protection and the green demands of customers, and enhance product management of hazardous substance, MediaTek established hazardous substance management in 2004. MediaTek also received SONY Green Partner verification. In 2012, we further received QC08000 certification. In terms of supplier management of hazardous substances, MediaTek has established the W-137 MediaTek Standards of Environmental Management Substances and required all of supplier to compliance. 

In order to ensure hazardous substance management system works appropriately and efficient, MediaTek Implement internal audit plan every year, which will regularly examine and report to the highest management level. External audit plan is to require supplier compliance with W-137 MediaTek Standards of Environmental Management Substances. Focus on tier 1 suppliers to implement self-assessment and audit every year to operate hazardous substance system continuously.