少妇厨房愉情理伦BD在线观看,国产成人久久精品二区三区,精品久久久久久久久久久aⅴ,国产熟女一区二区三区十视频,亚洲一区无码中文字幕乱码在线
CONTACT NUMBER
86-416-7988200
OFFICIAL WECHAT
OFFICIAL WECHAT
TOP
COMPANY PROFILE

Youxin quartz

Youxin quartz was established in 2004,the company has been focusing on the research and manufacturing of solar and semiconductor grade quartz crucibles for 20 years. Currently, it has two production bases: Jinzhou base is mainly committed to the research and manufacturing of semiconductor grade high-purity quartz crucibles, with the ability to produce 120000 quartz crucibles annually. Qujing base is mainly committed to the research and manufacturing of large-diameter solar grade high-quality quartz crucibles, with the ability to produce 100000 quartz crucibles annually. The products are widely used at home and abroad and have been unanimously recognized by customers.

The company focuses on Scientific and technological innovation and R & D, and is committed to communication and cooperation with overseas advanced technology teams. Currently, it has more than 30 patents of invention and utility model. Guided by the ISO9001 quality management system, the quality control concept is integrated throughout the entire process to provide strong assurance for product quality.

"Integrity, innovation, competition, and excellence" is the corporate spirit of Youxin quartz. We serve customers, are meticulous in details, take advantage of the situation, actively practice ESG, promote technological innovation with a global perspective, and contribute Youxin's strength to create a new situation of high-quality and rapid development of photovoltaics and semiconductors!


SERVICE HOTLINE
86-416-7988202
86-416-7988237
Copyright:Jinzhou Youxin Quartz Technology Co., Ltd.
Technical Support:遼寧華??萍加邢薰?/div>