久久www成人免费直播,久青青视频在线观看久,国产午夜精品久久久久婷,精品久久久久国产免费,国产乱子伦xxxx,国产香蕉精品视频天天看,精品人妻少妇嫩草a,特级毛片打开直接看,手机在线精品国产看片,性欧美午夜高清在线观看


HR

Interested parties please send your resume to:info@kingorgchem.com

  • Synthesis R & D Engineers
    Work description:
    1.Synthesis、pilot production and mass production of fine chemicals;
    2.Organic synthesis;
    3.Performance test of raw material and application test of products;
    Qualifications:
    1.Master's degree or above, with the background of fine chemicals, applied chemistry, and biochemical Engineering, etc.
    2.With pioneering Spirit and clear mind, have control ability of research direction.