av中文字幕无码无卡_国产精品特级露脸视频_亚洲欧美在线综合色影视_久久精品分类视频

Lizhiyuan Chemical
Lizhiyuan Chemical

Located in Jinzhou city, Jinzhou Lizhiyuan Chemical Tech Co., Ltd. enjoys a good location for it is close to Changjiang River.
As a hi-tech enterprise.We establish close cooperative relationships with Wuhan University, Shenyang Chemical Institute and SCUT, etc. At present, our main products are 2-Naphthylamine-6-sulfonylmethylamine, 5-Amino-o-cresol, 4-chloro-2-aminodiphenylether...

Learn more

01
Scientific and technological innovation
03
market-led
02
Honest and trustworthy
04
Pragmatic management

Products

Home

About us

Products

Contact us