Luo Qingqu and Wang Hongju, Vice-Chairmen of Environment Protection and Resources Conservation Committee, and 11 colleagues visited Beishan Heavy Metal Reaserch Base of Institute of Subtropical Agriculture, the Chinese Academy in Changsha, Hunan Province and Test Demonstration Zone in Xiangtan City on 5 to 6 May, 2017.

Mr. Luo and Wang were particularly interested in research progress on safe utilization of Cd contaminated paddy field to help to guide the national heavy metal pollution prevention and control action. We discussed technologies such as irrigation water purification technology, straw removal technology, in-situ immobilization technology, and the development of plant varieties with low Cd accumulation and plant replacements.