History
1958
Nanshi Village Established Nanshi Refractory Material Factory
![1958 1958](https://yuminrefractory.com/wp-content/uploads/2021/01/1958.jpg)
1978
Renamed Zhangdian Glass Refractory Factory
![1978 1978](https://yuminrefractory.com/wp-content/uploads/2020/12/1978.jpg)
1984
New name Zibo Yumin Refractory Co., Ltd
![1984 1984](https://yuminrefractory.com/wp-content/uploads/2020/12/1984.jpg)
1991
The first refractory manufacturer in China successfully developed and produced synthetic sillimanite refractory products.
![1991 1991](https://yuminrefractory.com/wp-content/uploads/2021/01/1991-1.jpg)
1995
Built a new plant, Renamed Zibo Yumin Refractory Material Technology Co., Ltd with two production sites
![1995 1995](https://yuminrefractory.com/wp-content/uploads/2021/01/1995.jpg)
2002 ~ 2005
Built new tunnel kilns and shuttle kilns and upgraded production lines to clean energy natural gas
![2002-05 2002-05](https://yuminrefractory.com/wp-content/uploads/2020/12/2002-05.jpg)
2009
A new production base was selected, and named as Zibo Yumin Base Pledge New Material Co., Ltd
![2009 2009](https://yuminrefractory.com/wp-content/uploads/2020/12/2009.jpg)
2010
~
2014
New production lines were completed gradually and put into use
![对应 2010~2015年 对应 2010~2015年](https://yuminrefractory.com/wp-content/uploads/2020/12/对应-20102015年.jpg)
2015
Build isostatically pressed production line to produce Dense Series Refractories
![20161 20161](https://yuminrefractory.com/wp-content/uploads/2020/12/20161.jpg)
2016
The old sites were tore down, The whole company moved to Zibo Yumin Base Pledge New Material Co., Ltd
![2016 2016](https://yuminrefractory.com/wp-content/uploads/2020/12/2016.jpg)
2020
Build a new automatic production line, Today the annual supply ability increased to 80000 tons
![2020 2020](https://yuminrefractory.com/wp-content/uploads/2020/12/2020.jpg)