天天干天天噜 I 337p日本欧洲亚洲高清鲁鲁 I 99热精品在线 I 亚洲 欧美 小说 I 亚洲成人一 I 香蕉久久a毛片 I 曰韩三级 I 美女脱了内裤张开腿让男人桶网站 I 日本丰满少妇裸体自慰 I 色久婷婷 I 97精品一区二区三区 I 亚洲天堂偷拍 I 亚洲国产精品一区二区第四页 I 精品亚洲国产成人av I 在线www I 天天狠天天透天天伊人 I 久久久久久久久久久国产精品 I 人狥杂交一区欧美二区 I 91精品一区二区中文字幕 I 天天槽夜夜槽槽不停 I 久久久久久天堂 I 超级碰在线视频 I 欧美顶级毛片在线播放 I 人人做人人爽人人添 I 久草视频中文 I 国产 日韩 欧美 成人 I 性视频播放免费视频 I av成人黄色 I 四虎永久地址www成人久久 I 免费无码a片一区二三区

Zibo Huaguang Permanent Magnetic Material Co., Ltd was investigated and set up as a project in 2000 by a world-leading experts from Japan and America. It was officially established in 2002 and successfully passed the ISO9001:2000 quantity management system attestation and the ISO14001 environment management system attestations in 2004. Our company is a High-tech enterprise of researching, developing and manufacturing high-performance permanent magnetic materials. We are proud to have a specialized technical team in the fields of magnetic material, mechanical engineering, electronics, chemistry, powder metallurgy and plastic. We own an environment which encourages teamwork and in which each employee practices quality conformance as an integral part of his or her work function. All departments have been established goals consistent with our commitment to continuous improvement.