最新欧美精品一区二区三区,亚洲色欲色欲大片www无码,中文字幕一区在线观看视频

  • ? 58+

    Technical Expert Teams

  • ? 120+

    Sales For Countries

  • ? 500+

    Company People

  • ? 100000Tons

    Annual Output

about Rongsheng

Zhengzhou Rongsheng is a kiln overall solution service provider integrating, refractory, graphite electrode, metallurgical auxiliary materials research and development, manufacturing, kiln installation, and international trade. It serves metallurgy, nonferrous metals, building materials, electricity, petrochemical and other industries.

The group's headquarters is located in Zhengzhou, Henan. The factory is located in Xinmi City, the "Capital of Refractory". Xinmi city is rich in high-quality mineral resources and is close to the two railway arteries of Longhai and Beijing-Guangzhou, providing unique conditions for the production and transportation of refractory products. The main business of Rongsheng Group is the research and development, production and sales of graphite electrodes, metallurgical auxiliary materials and refractory materials, and undertakes the overall contracting business of various thermal equipment installation and construction services.

more
  • Historical process
  • FAQ
 Home  Whatsapp  Mail  Message
国产www在线观看 亚洲精品成人在线 成人午夜网站 亚洲色色小说网 曰本丰满熟妇XXXX性 欧美性一区二区三区
静宁县 本溪市 西乌珠穆沁旗 哈巴河县 大余县 基隆市
元朗区 永清县 宜君县 随州市 神农架林区 扎囊县
灌南县 城固县 上犹县 靖远县 年辖:市辖区 新营市