Chinese electronics company Xin An Electrical announces closure after 38 years of operation China’s electronics company Xin An Electrical (新安电器) announced to cease operations 1.9w 08-17 18:08 READ MOST 我国授权纳米专利总数达46.4万件 居世界第一 8177 08-30 21:46 POPULAR TAGS 纳米 中科院 专利
