中文免费不卡Av_亚洲手机热产中文无码_日本欧美成综合视频_一级a一级a爰片免费免免欧美

News Center

The company won another invention patent in the field of vitamin C production

2019-11-05Return list

Recently, Qiyuan Pharmaceutical obtained the invention patent certificate of "A method for recovering mother liquor of primary crystallization of gulonic acid" issued by the State Intellectual Property Office. This is the second invention patent obtained by Qiyuan Pharmaceutical in the field of vitamin C production.


Qiyuan Pharmaceutical has obtained a number of invention patents, which fully reflects the company's independent research and development and innovation capabilities, which is conducive to maintaining the company's technological leadership, improving the company's brand awareness, and will have a positive effect on the company's continuous business development.

一種古龍酸一次結(jié)晶母液的回收方法19.10.22_副本.jpg