7777精品伊人久久久大香线蕉,调教小奴高潮惩罚PLAY露出,色婷婷亚洲六月婷婷中文字幕,欧美疯狂做受XXXX高潮小说

簡體中文 English
HomeAbout UsProductsCore TechnologyNewsThesisJoin UsContact Us

News

Company News Hot news
CZX-682 project passed the provincial appraisal
Date Time:2009-11-20 18:27:41 Views:Back


In 2009, the project of “CZX-682 Mg/Al/Zn (Ca/Zn) non-toxic complex stabilizer and research of its techniques” passed the appraisal of scientific and technological achievements organized by Guangdong Science and Technology Department.  


PreviousOur stabilizers were considered as “High-tech Products in Guangdong Province”

NextOur first patent "the bead machine" obtained the practical new type patent

Share to: More
PrintRefreshTopBack
蜜臀视频一区二区在线播放| 男人进入女人下部视频| 久久久久亚洲AV无码专区体验| 国产日韩AV免费无码一区二区 | 48沈阳熟女高潮嗷嗷叫| 男女好痛好深好爽视频|