成年男人裸j网站,野花香高清在线观看视频播放免费,农村少妇浓密黑毛无码视频,99精品国产一区二区三区2021,亚洲中文久久精品无码照片,午夜无码福利伦利理免,国产一区韩国女主槽,国产精品一区二区av不卡,三级片xxxxx,最近最新中文字幕高清免费

About Us

Xinxiang Jincheng Pharmaceutical Chemical Co., Ltd. is a high-tech enterprise engaging in research, production and operation.
Insisting on the policy of 'people oriented, quality top', the company dedicated itself to research and production of chemical intermediates and pharmaceutical intermediates. By years' accumulation, the company has established the development direction of large-scale production of nitrine series, sulfonyl chloride series and its derivatives. The main products include: Tosyl chloride, p-Toluenesulfonyl azide, 4-Dodecylbenzenesulfonyl azide, N,N-Diisopropylethylamine and other pharmaceutical intermediates.

The company has graceful production environment, modernized production equipment, scientific management method and standardized quality control system. Our products are sold to the whole country and even exported to India and other countries, they've met great favor home and abroad. 

 





?