Elevator, also called lift, car that moves in a vertical shaft to carry passengers or freight between the levels of a multistory building. Most modern elevators are propelled by electric motors, with the aid of a counterweight, through a system of cables and sheaves (pulleys).

Steel structure workshop is the type of building formed by main framework which mainly consists of steel column, steel beam and purlin, thus the steel structure accounts for the major load-bearing member of steel workshop building. The roof and wall of steel workshop utilize various styles of panels that will overlap when assembled together, leaving no openings. As a result, the steel frame workshop can be isolated against outdoor environments. Due to reasonable cost and short construction period, steel structure has been applied in a wide range of industrial and non-industrial building construction.

Gypsum block production line is a kind of fully-automatic producing equipment, integrate forming, high-speed stirring and hydraulic jacking together. The equipment use high accurate hard chrome-plating and automatic scraping equipment, so as to produce the hollow gypsum blocks according to clients' requirements. The products have accurate size, nice shapes and the producing efficiency is enhanced greatly as well.

Gypsum powder production line (natural gypsum) uses advanced processing equipment such as a vertical mill, boiling furnace, etc. The boiling furnace is the most widely used gypsum calcining equipment in China, and is applied to calcining process of natural gypsum and chemical gypsum.

Gypsum board is one of many gypsum panel products, defined in ASTM C11, Standard Terminology Relating to Gypsum and Related Building Materials and Systems, as “the general name for a family of sheet products consisting essentially of gypsum.”