Green Technologies and Equipment for New Walling Materials, a project under National Key Technologies R&D Program, passed the evaluation by experts from China National Building Material Group recently in Beijing.

The project is a part of Key Technologies and Equipment for Green Manufacturing during the 11th Five-Year period. Achievements of the project include sintered porous heat-retaining block and filled sintered heat-retaining block, both of which are developed domestically and highly energy-efficient.