The Ministry of Housing and Urban-Rural Development solicits opinions on a number of standards.

The Ministry of Housing and Urban-Rural Development recently solicited opinions on the national standards "Appearance Quality Requirements and Dimensional Deviation Limits for Prefabricated Concrete Components for Modular Construction" and "Performance Test Methods for Self-Compacting Concrete", as well as industry standards "High-Density Polyethylene Sheathed Steel Wire Ropes", "Steel Wire Ropes for Urban Bridge Cables", "Ventilation and Air Conditioning Air Outlets", "Air Volume Control Valves", and "Technical Standards for Building and Municipal Ground Foundation Testing". The deadline for feedback is October 13, 2025.