Its main business is purification project.

The main construction technology of installation engineering of sewage disposal plant;

Construction quality control of installation engineering in the reservation and embedded stage of high-rise building;

Discussion on construction technological explanation of installation engineering;

On the quality monitoring points of the installation project for electrical illumination

The paper analyzed the cost conponent of the coal building installation project, discussed the main elements affecting the project cost, cutting down artificial cost, material cost, construction management cost is important means of cutting down project cost.

The key objective of bidding in installation project is to determine the comprehensive unit price in the Bill of Quantities pricing.

Supervision for the performing and carcasing is very important for the installation work.

In view of the quality problems existed in electric installation works of residences the causing reasons are analyzed; at the same time corresponding improvement measures are proposed.

Preset and embed is a part of the installation work in the construction of the high-rise building,whose quality will have a direct impact on the quality of the whole project.

Construction and managment technology of electromechanical installation works;

Quality Control of Installation works by General Contractor;