Excuse me, what is the decoration standard of 4000 yuan per square meter on the tooling?

According to national regulations, it is considered as high-grade if it reaches per square meter 1500 yuan (indoor decoration only).

The national standards for decorative materials are as follows:

1. formaldehyde emission limit of interior decoration materials, wood-based panels and their products (GB18580-2001)

2. Limit of harmful substances in solvent-based wood for interior decoration materials (GB18581-2001)

3. Limits of Harmful Substances in Interior Paint for Interior Decoration Materials (GB18582-2001)

4. Limits of Harmful Substances in Adhesives for Interior Decoration Materials (GB18583-2001)

5. Limits of Harmful Substances in Wood Furniture as Interior Decoration Materials (GB18584-2001)

6. Limits of Harmful Substances in Interior Decoration Materials Wallpaper (GB 18585—200 1)

Extended data:

Seventh residential interior decoration exceeds the design standards or norms to increase the floor load, it should be proposed by the original design unit or the design unit with corresponding qualification grade.

Eighth bathroom, kitchen waterproof layer changes, it should be in accordance with the waterproof standards to develop a construction plan, and closed water test.

Article 9 Where the original design unit or a design unit with corresponding qualification level puts forward a design scheme to change the main body and load-bearing structure of the building, or the decoration activities involve the contents of Articles 6, 7 and 8 of these Measures, it must entrust a decoration enterprise with corresponding qualification to undertake it.

Tenth decoration enterprises must be in accordance with the mandatory standards of engineering construction and other technical standards, and shall not cut corners to ensure the quality of decoration projects.

Eleventh decoration enterprises engaged in residential interior decoration activities, should abide by the construction safety operation rules, take necessary safety protection and fire control measures in accordance with the provisions, and shall not use naked fire and welding operations without authorization to ensure the safety of operators and surrounding houses and property.

Twelfth decoration enterprises engaged in residential interior decoration activities, shall not occupy public space, shall not damage public parts and facilities.

Baidu Encyclopedia-Measures for the Administration of Residential Interior Decoration