Table 1 Relevant norms and requirements in China about IDIB.

Technical specification for the application of external thermal insulation system of thermal insulation and decorative panels

GB5229/2022

On the basis of engineering application experience, it incorporates technologically mature new thermal insulation materials and bonded polyurethane bonding materials, and at the same time, it has upgraded the overall technology for the external thermal insulation technology of thermal insulation and decorative integrated board external wall, and put forward new thermal insulation construction technology

Energy conservation design standards for residential buildings in frigid and cold areas

JGJ26/

2018

Increase the energy-saving targets and give the annual cumulative heat load and energy consumption values of new residential buildings in major cities and towns designed for heating, and stipulate the limit values of thermal performance of the enclosure structure according to different climate sub-zones; in addition, revise the method of judging the trade-offs of thermal performance of the enclosure structure

Energy saving design standards for public buildings

GB50189/2015

The main revised technical contents are the establishment of a model database of typical public buildings with characteristics and distribution features of public buildings, and the updating of the thermal performance limit of the envelope and the condensation energy efficiency system. The prerequisites for the judgement of envelope trade-offs are added

General specification for building energy efficiency and renewable energy utilisation

GB55015/2021

Designated to conserve resources, protect the ecological environment, respond to the laws and regulations on climate change, implement the decisions on carbon peaking and carbon neutrality, improve the efficiency of energy use, and meet the needs of high-quality economic and social development