Is Heshan Construction Engineering Quality Inspection Center a public institution?

It is a public institution.

The Construction Engineering Quality Inspection Center under the Construction Bureau is a public institution that is responsible for its own profits and losses. Construction project quality testing refers to the activity of testing materials, components, equipment, and engineering entity quality, usage functions, etc. of construction projects to determine their quality characteristics in accordance with relevant national laws, regulations, mandatory standards and design documents for project construction.