国产 无码 成人免费,99精品视频在线观看,办公室漂亮少妇高潮A片,日本一级婬片A片免费播放一,国产一级A片久久久免费看快餐

上海尤恩化工有限公司是代理化工助劑的專(zhuān)業(yè)化學(xué)公司。公司擁有本行業(yè)高資歷化學(xué)工程師和專(zhuān)業(yè)銷(xiāo)售服務(wù)人員,在市場(chǎng)拓展及業(yè)務(wù)方面富有相當(dāng)?shù)某尚?公司一直為中國(guó)的皮革化工，紡織化工，造紙， 印刷，油墨，涂料，油漆，醫(yī)藥，壓敏膠，膠粘劑，粘合劑，保護(hù)膜，阻水帶等行業(yè)提供高品質(zhì)的化工助劑及高新技術(shù)的引進(jìn)。We specialized in chemical industry.We have provided many well-known factories with high-quality chemical materials and excellent technical services,and enjoyed a favorable reputation for its adherence to the principle of "the customers`benifits are ours".We have high longevity chemical engineers and special business group.AS a member of chemical industries,we will continuously devote ourselves to provide more high-quality chemical materials and new processing technology to the leather/textiles/paper making/printing ink/coatings/medicine industries/pressure sensitive adhesive/adhesive/protect film/waterblocking tape in China.交聯(lián)劑，聚碳化二亞胺,碳化二亞胺交聯(lián)劑,抗水解劑，耐水解劑，低溫反應(yīng)助劑,固化...