Based on the social responsibility and respect for human rights, E-ton Solar Tech. Co., Ltd. has taken processes not to use minerals of gold (Au), tantalum (Ta), tin (Sn), and tungsten (W), alleged "conflict minerals", from the Democratic Republic of the Congo and its surrounding countries where are controlled by armed groups. We also obey the Responsible Business Alliance (RBA) to request our suppliers to conduct due-diligence their material source whether involved in conflict minerals. Therefore, we develop the following policy, 1. Do not purchase conflict minerals from the Congo and its surrounding countries. 2. Request suppliers to prohibit the usage of conflict minerals as above statement, and issue the commitment. 3. Request suppliers to notify their upstream suppliers of such requirements.