日韩操比视频_一级做a爱视频_一区不卡_最新日韩一区_交色视频_99在线观看视频

CN EN

news

Yantai will build the National Polyurethane Engineering Center

Editor:浙江振申絕熱科技股份有限公司Zhejiang Zhenshen Insulation Technology Corp. Ltd. │ Release Time:2019-03-04 

The Ministry of Science and Technology recently officially announced the 2008 National Engineering Technology Research Center. Relying on Yantai Wanhua Polyurethane Co., Ltd. to form the National Polyurethane Engineering Technology Research Center officially settled in Yantai.

   Yantai Wanhua Polyurethane Co., Ltd. is the leading enterprise in China's polyurethane industry and the first batch of innovative enterprises in China. It has developed core technologies such as large-scale diphenylmethane diisocyanate (MDI) and thermoplastic polyurethane elastomer (TPU) with independent intellectual property rights. . Yantai Wanhua is the fourth MDI manufacturer in the world with independent intellectual property rights. It is the fastest growing MDI manufacturer in the world in recent years. In 2008, the company's MDI production capacity has reached 420,000 tons, and the product quality and unit consumption have reached the international advanced level. At present, Yantai City has three national engineering technology research centers, namely the National Corn Engineering Technology Research Center, the National Seaweed Engineering Technology Research Center and the National Polyurethane Engineering Technology Research Center.

主站蜘蛛池模板: 亚洲欧美日韩精品久久奇米色影视 | 久久精品一本到99热免费 | 99国产精品2018视频全部 | 91最新视频 | 精品久久久久久久中文字幕 | 国产精品毛片久久久久久久 | 波多野结衣在线观看一区 | 精品久久久久久久久久久久久久 | 欧美亚洲另类在线 | 国产精品久久久99 | 欧美人禽| 欧美一级一级 | 国产毛片片精品天天看视频 | 欧美精品一区二区免费 | 另类小说综合 | 日韩成人在线观看视频 | 精品国产一区二区三区久久久久久 | 亚洲国产路线1路线2路线 | 国产精品人妻无码久久久郑州 | 高清视频在线观看 免费 | 欧美午夜影院 | 一级激情片| 欧美一区二区在线观看视频 | 成人网站偷拍澡AAAA | 午夜av免费 | 综合网天天色 | 五月久久亚洲七七综合中文网 | 91免费在线看 | 999精品视频在线观看 | 天天操天天操天天操 | 一区免费看| 国产美女www | 毛片特级| 欧美精品国产制服第一页 | 国产精欧美一区二区三区 | 99xxoo视频在线永久免费观看 | 97婷婷色 | 日韩av电影在线免费观看 | 亚洲精品国产综合一线久久 | 久久精品欧美一区 | 欧美综合一区 |