In April 2004, Tianlu group was incorporated.
In June 2014, Zezhong group was incorporated.
It was appr-oved by EIA in August 2014.
Construction of ceramsite and ceramsite slf-insulation block project strated in March2015.
On October 24,2016 the trial production andthe nationnal light aggregate industry site meeting were held.
The project was completed and putinto production in November 2017.
The project passed the overall acceptance in November 2017.
10 Patent Certificates issued by the State Intellectual Property Office in December 2018
In January 2020, Tongji University established the national ceramic plate Research Center
At the same time, Tsinghua Architectural Acoustics Laboratory established a production, learning and research base
Establishment of Zhongtao high tech (Beijing) Technology Co., Ltd
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