◆ R&D Log Chingin technique developed by Eureka_Admin Chingin technique has been developed. pure silver powder 99.9%, with urushi as binder. 공유하기 게시글 관리 For your eureka moment 저작자표시 비영리 변경금지 (새창열림) 관련글 The first prototype Relocating Factory... eureka chinkin v2 (test results) black widow tamenuri urushi developed
