av在线免费播放亚洲,久久精品少妇人妻一区,超碰成人一区二区三区,av天堂免费中文在线,久久精品国产剧情av,日韩精品中文字幕一区,人妻精品成人免费视频,成人av免费观看黄色,少妇极品人妻熟妇视频,欧美精品一本久久男人的天堂

<li id="r9xlf"></li>
    1. <rt id="r9xlf"></rt><span id="r9xlf"></span>
    2. <rt id="r9xlf"><tr id="r9xlf"></tr></rt>
      <rt id="r9xlf"></rt>
      Qingyan provides a wide range of products and solutions
      To meet your needs.

      Job title:   R & D assistant engineer

      Responsibilities:    1. Cooperate with R & D Engineer in product development, and carry out small test and test under the guidance of R & D Engineer;
                                    2. Cooperate with R & D Engineer to restructure the existing water-based acrylic emulsion products.
                                    3. Responsible for collecting technical information about waterborne emulsion or waterborne coatings at home and abroad.
                                    4. Responsible for assisting in market research and market coordination of waterborne acrylic emulsion products.
      Job requirements: 1. Working experience: unlimited;
                                    2. Education background: technical secondary school, junior college;
                                    3. Professional requirements: Chemical Engineering, chemical industry, polymer, plastic processing, etc.



      Job title:  
      Special Engineering Plastics Modification Engineer
      Responsibilities:       1. Implement the companys R & D management system and process;
                                       2. Be responsible for modifying the existing special engineering plastic products of the company;
                                       3. Be responsible for collecting technical information about modification of special engineering plastics at home and abroad;
                                       4. Be responsible for market research and market coordination of special engineering plastic products.
      Job requirements:    1. Age: 25-45
                                       2. Academic requirements: junior college or above
                                       3. There are liquid crystal polymer (LCP), polyarylethersulfone (PSU, PES, PPSU), peek and other similar items
                                           Modification experience. Production experience, or understanding of downstream product application and market is preferred.



      Job title:   Engineering plastics testing engineer
      Responsibilities:       1. Implement the companys R & D management system and process;
                                       2. Carry out incoming material inspection, data statistics and output of inspection report;
                                       3. Sort out and summarize the test data information by category, and establish the relevant database;
                                       4. Operate and maintain TG, DSC, rheometer and other precision instruments;
                                       5. Daily maintenance of testing equipment and facilities;
                                       6. Other matters assigned by the superior.
      Job requirements:    1. 25-35 years old, college degree or above, major in polymer materials, chemical chemistry or measurement and testing;
                                       2. More than one years experience in plastic industry is preferred, and fresh graduates are acceptable;
                                       3. Steady, careful, honest, interested in laboratory work, need to operate experimental instruments.
        



      Job title:  Jockey
      Responsibilities:       1. Assist the project manager to complete the pilot test response and get through the route;
                                       2. Complete other matters arranged by superior leaders.
      Job requirements:    1. Chemical or material related disciplines;
                                       2. Pilot test or workshop production experience is preferred;
                                       3. Material modification experience is preferred;
                                       4. Forklift license is preferred.





      Copyright © 2019  Nanjing Qingyan polymer new material Co., Ltd.   網(wǎng)站備案/許可證號(hào):蘇ICP備2021051467號(hào)-1
      丰满少妇一区二区三区专区| 精品久久国产精品久久| 久久成人一区二区精品| 丰满少妇被猛烈高清播放| 91一区二区三区精品| 国产精品91在线播放| 日韩人妻精品午夜福利| 国产精品成人午夜久久| 人妻精品久久久久中文字幕| 国产成视频在线观看| av免费网站在线免费观看| 97人妻天天爽夜夜爽二区 | 亚洲av色香蕉一区二区蜜桃| 丝袜熟女高潮一区二区| 亚洲欧美成人综合精品| 牛牛精品一区二区三区| 日韩精品中文字幕日韩精品| 蜜臀一区二区在线观看| 国产成人无码精品午夜福利A| 日韩中文字幕熟妇人妻| 青青青在线视频国产| 99久久精品这里只有精品 | 国产无遮挡猛进猛出的| 亚洲高清一级不卡av| 国产精品美女视视频专区| 日本免费熟女一区二区| 亚洲区精品久久一区二区三区女同| 国产精品国产三级国产av创| 亚洲综合精品在线观看中文字幕| 一本大道久久精品一本大道久久| 国产精品剧情一区二区| 亚洲黄色大片免费观看| 亚洲少妇综合一区二区| 日韩中文字幕人妻一区二| 亚洲国产精品高清久久久| 成人一区二区国产精品| 欧美国产三级在线观看| 白丝美女在线免费观看| 中文字幕黄色一区二区| 又大又硬又爽免费视频| 五月婷婷综合久久狠狠|