In order to further implement the spirit of General Manager Han Jichang’s speech at the institute’s all-staff meeting on April 27，Strengthen the professional knowledge reserve of soil organic reconstruction materials，May 9，The Land Construction Research Institute invites Professor Meng Zhaofu from Northwest A&F University，An academic report entitled "Principles of Modification (Modification) of Clay Minerals and Its Application in Environmental Remediation" was given in the core experimental area of ​​Chanba Soil Organic Reconstruction，All employees of the institute participated。

In his report, Professor Meng Zhaofu first analyzed the survey data on the current situation of soil and water pollution in my country，Based on the introduction of clay minerals and surfactants，Introducing the modification principle of clay minerals，Explains the preparation method of modified clay minerals and the structural characteristics of modified soil，Lists its additives in soil anti-seepage materials、Removal of organic pollutants from industrial wastewater、Applications in pesticide dafabet loginadsorption and other aspects。

Carry out basic research on soil reconstruction and contaminated land repair materials，It helps to improve the professional knowledge level of scientific researchers in the field of land engineering materials and contaminated land restoration and management，Accelerate the scientific research process to provide clean soil for living organisms。After the meeting，Vice President Wang Yiquan made a concluding speech，Proposed targeted suggestions on the research direction of soil reconstruction materials for various departments of the institute。