• <meter id="cg53c"></meter>

    <video id="cg53c"></video>
      <meter id="cg53c"></meter>

        <noscript id="cg53c"><source id="cg53c"></source></noscript><video id="cg53c"><p id="cg53c"><kbd id="cg53c"></kbd></p></video>

        <form id="cg53c"><td id="cg53c"></td></form>
        <table id="cg53c"><td id="cg53c"><noframes id="cg53c"></noframes></td></table>
        1. <small id="cg53c"></small>

          Hello, welcome to visit the website of Nanjing Chengyi Chemical Co., Ltd.!!We are a specialized production enterprise of oxalate series products.

          Nanjing CHENGYI Chemicals Co., Ltd.

          南京誠億化工有限公司

          Nanjing CHENGYI Chemicals Co., Ltd.

          Sales hotline

          +86-25-57286088

          PRODUCTS

          Cooperate cooperate

          Chengyi Chemical

          With the increasingly severe environmental protection situation in various places, the management and control of production enterprises are becoming more and more strict, and production costs, management costs, and environmental protection costs have gradually increased, resulting in lower and lower corporate profits. With the advantages of management and equipment, we provide OEM services for customers to carry out project cooperation, and solve the problems of high production cost and difficult production for customers.

          Company advantage:
          1. The company has complete production procedures and a complete set of advanced production equipment.
          2. The practitioners have rich experience, strictly implement the ISO9001 quality management system, and standardize management and operation procedures to ensure product quality and stability.
          3. Has rich experience in industry technology management, considerate service, worry-free OEM.

          We will wholeheartedly provide you with OEM services, you only care about the sales channels, and let us do the production, no worries! Welcome to call to discuss,
          Support hotline: +86-25-57286088

          国产成人无码精品久久久,久久99精品久久只有精品,国产淫乱视频网站,丰满日韩放荡少妇无码视频