Lianyungang Ketuo Semiconductor Technology Co., Ltd is a professional quartz product manufacturer relying on the excellent quartz resources of Sinosteel Group. With advanced purification technology and professional management level, it produces and sells high-quality transparent quartz tubes, ozone-free quartz tubes, milky white tubes, low-hydroxyl quartz tubes, quartz rods, quartz crucibles, quartz spheres, quartz hemispheres and high-purity fused quartz blocks. In addition, the company can also carry out deep processing such as cutting, burning, bottom sealing, bending, frosting and film wrapping of quartz products. Lianyungang Stewi Quartz Technology Co., Ltd. adheres to the principle of win-win with customers, and in the spirit of honesty and pragmatism, is willing to create a better future with friends from all walks of life.