亚洲中文字幕日产无码2020,国产精品186在线观看在线播放,久久婷婷五月综合色99啪ak,国产精品麻豆aⅴ人妻

Yonghua Leng

Parter/Patent Attorney

Practice Area:  Patent application/prosecution/Client counseling/Invalidation/litigation

Tel: 86-10-59208585 E-mail: yonghua.leng@unitalen.com   Office: Beijing

Professional Experience

Before joining Unitalen Attorneys At Law,she conducted scientific research in a research institute in Japan.

Since joining Unitalen Attorneys At Law, she has accumulated rich practical experience in patent application, reexamination and invalidation in the field of chemistry and chemical engineering, and she has dealt with hundreds of patent applications in related fields such as inorganic chemistry, organic chemistry, polymer chemistry, and material chemistry.

Education Background

College of Chemistry and Molecular Engineering, Peking University, Ph.D.
College of Chemistry and Molecular Engineering, Peking University, Bachelor

Working Language

Chinese English
主站蜘蛛池模板: 国产精品久久人妻互换毛片| 国模大胆无码私拍啪啪av| 99久久精品无码一区二区三区| 97久久久人妻一区精品| 人人爽人人爽人人片a∨| 久久好在线视频| 中文字幕一区二区三区精华液| 曰韩免费无码av一区二区| 亚洲国产精品无码久久sm| 亚洲国产精品久久一线不卡| 激情综合五月丁香亚洲| 夜夜天天噜狠狠爱2019| 国产乱子伦午夜精品视频| 热99re久久精品国产首页免费| 中文 在线 日韩 亚洲 欧美| 无码avav无码中文字幕| 国产麻豆一精品一av一免费软件| 少妇高潮惨叫喷水在线观看| 又黄又爽又色视频| 午夜性生大片免费观看| 啦啦啦中文在线视频免费观看| 好吊色欧美一区二区三区视频| 欧美成人精品一区二区综合| 午夜成人无码福利免费视频 | 国产成人啪精品视频网站| 午夜精品久久久久久久久日韩欧美 | 国精品午夜福利视频不卡| 久久大香线蕉国产精品免费| 亚洲高清成人aⅴ片| 少妇被爽到高潮喷水久久欧美精品| 亚洲欧美日韩精品久久亚洲区| 中文精品久久久久人妻不卡| 色噜噜狠狠狠狠色综合久一| 国产成人精品免费视频app软件 | 亚洲精品久久一区二区三区777| 国产乱码日产精品bd| 欧美黑人性暴力猛交喷水| 三上悠亚人妻中文字幕在线| 人人妻在人人| 香蕉久久人人爽人人爽人人片av| 亚洲国产成人精品无码区宅男?|