激情一区-欧美日韩黄色-亚洲成人精品在线-综合色区-免费在线看污-日本高清视频网站-av.www-欧美中文日韩-av中文字幕一区-欧美一区二区影院-jizz中国女人-a视频免费在线观看-美国少妇性做爰-青草青草视频-最新国产露脸在线观看-亚洲狠狠婷婷综合久久久久图片-成人区视频-亚洲国产久-手机在线看片国产-国产免费色视频

簡體中文 English
HomeAbout UsProductsCore TechnologyNewsThesisJoin UsContact Us

News

Company News Hot news
L518 project won two certificates
Sources：本站　Date Time：2007-08-10 16:33:10　Views：Back

In August 2007, our L518 series Mg/Al/Zn (Ca/Zn) non-toxic complex stabilizer won the Adopting International Standard Product Certificate of Guangdong Province and the Adopting International Standard Product Marking Certificate.

PreviousOur company was named as Private Technology Enterprise of Guangdong Province

NextOur company passed ISO14001 environmental management system certification

Share to： More
PrintRefreshTopBack