中韩高清无专码区2021曰_色翁荡熄又大又硬又粗又视频图片_波多野结衣乳巨码无在线观看_国产91福利在线播放_国产人妻人伦精品_马来西亚潜水天堂_黄色免费网站下载_免费看黄网站黄污污污热门软件_小莹客厅激情46章至50章视频

　　As the window of Dalian Dyestuffs & Chemicals Corporation to the overseas, Dalian Dyechem International Corporation was founded in 1988.，mainly undertakes the business of Chloropicrin, dyes and intermediates. Dalian Dyestuffs & Chemicals Corporation was established in 1918，is the state-owned key enterprise in dyes and chemicals field, located in Songmudao Chemical zone, about 60 km from Dalian city, mainly produce Chloropicrin and Sulphur Black. With almost 30 years of foreign trading experience, Dalian Dyechem International Corporation is willing to work together with all friends from home and abroad and create brilliant tomorrow.