精品视频五月乱伦,成人影视资源综合网,欧美一区亚洲二区日韩专区

  • ? 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
澳门成人网站 CHINA贵州少妇VIDEO 开心激情五月天在线 丁香六月久久狠狠 一本大道香蕉中文在线高清 欧美日韩动漫在线视频一区
托克逊县 宁河县 桐乡市 河西区 潼南县 饶河县
都昌县 柏乡县 铁岭县 唐河县 汉川市 镇原县
甘孜 丁青县 大冶市 兰州市 富川 古田县