Hello, welcome to visit the official website of Qingdao Changrong Chemical Science & Technology Co., Ltd.
+86-18661898231
+86-532-58975871
ABOUT
Location: HOME > ABOUT
.

ABOUT

CONTACT US

Qingdao Changrong Chemical Science & Technology Co., Ltd.

Address:No.1 Fushui Road, Pindu Industrial and technological chemical park, Qingdao, P.R. China

Consultation hotline+86-18661898231
+86-532-58975871

       Qingdao Changrong Chemical Science & Technology Co., Ltd is located in Pingdu Industrial and Technology Park in Shandong Province. Through years of development and innovation, we have now become one of the largest and most competitive manufacturers of organophosphorus flame retardants, antioxidants, and heat stabilizer in mainland China.  


       We have been focusing on the investigation and the application of non-halogenated flame retardants, antioxidants, stabilizing agents, as well as various chemical intermediates for years. Changrong is now a Three-System (ISO 9001:2015, ISO 14001:2015, and OHSAS 18001:2007) certified company. Furthermore, with our latest technological advantages, highly efficient manufacturing process, and premium quality control procedures, we have been certificated by the Chinese government as High-Tech Enterprise and High-Integrity Enterprise. In addition to our own research and innovation, we have also been partnered with several academic universities to constantly conduct proprietary research to improve products for our clients.

       Our main products include: Triethyl Phosphite, Triethyl Phosphate, Triphenyl Phosphite, Triphenyl Phosphate, Trimethyl Phosphite, Tricresyl phosphate, Ringlike Organic Phosphate Ester, Innoxious Phosphite Ester, Diphenyl Isodecyl Phosphate, Diisooctyl Phenyl Phosphite, Diisodecyl phenyl phosphite, 2-Ethylhexyl diphenyl phosphate, Diisoctyl Acid Phosphate, Bisphenol-A bis(diphenyl phosphate), Isopropylphenyl phosphate, etc.

       As a vigorous and dynamic company, Changrong Chemical is committed to providing professional and superb services to our beloved clients. We look forward to connecting with different clients from all over the world. Making a satisfied client is our business strategy. Your satisfaction will always be our top priority business goal. 


中文字幕在线观看 班花在教室轮流澡到高潮视频 在厨房拨开内裤进入在线视频 艳肉乱痕1一12章精汁欲液 中国老熟女重囗味HDXX 性按摩玩人妻HD中文字幕 乱世桃花免费观看完整版高清 女性私密紧致视频 国产做爰又粗又大太疼了 暖暖爱免费观看高清在线遇见你 和妈妈走亲戚睡一间房好吗 久久久久97国产精华液好用吗 交换H圆房~H嗯啊乱叫赵东成 护士长办公室被躁BD视频 蜗牛影院看电影 久久影院午夜理论片无码 麻花影视在线看电视剧软件 法国情欲片巜野性无码 在厨房拨开内裤进入在线视频 欧美性A片人与善交A片 日韩黄色视频 欧美亚洲精品SUV 人妻换人妻互换A片爽文 女人性做爰100部免费 丰满熟妇被猛烈进入高清片 涂了春药被一群人伦爽99势 成全影视大全在线观看国语 小S货又想挨C了叫大声点视频 摸她下面她慢慢张开腿了 夫妇交换做爰4 年轻的妺妺3按摩 张倩白洁被弄高潮了 宝贝腿开大点我添添公交车 久久精品国产亚洲AV香蕉高清 公交车艳妇系列1一40 一夜被添高潮5次口述 羞羞视频在线观看 成全在线观看高清完整版免费动漫 健身的女孩们2满天星 特殊的治疗室5 沦陷调教会所〈高H〉视频 欧洲尺码日本尺码美国欧洲LV 最好看免费中文 凌晨三点看免费高清电视剧 孤舟电视剧40集在线观看免费高清 人乱AN乱ALV老人乱 免费AV在线 国产精品久久久久久久久久久久 国产伦精品一区二区三区妓女下载 边添小泬边狠狠躁视频