TECHNOLOGY FOCUS - INSTRUMENTATION AND TESTING - Preferred Components: The forming device comprises a high concentration stuff grinder and a solid liquid separator, and a material delivering device respectively installed between the loading table and the high concentration stuff grinder, and between the high concentration stuff grinder and the solid liquid separator. The material delivering device is a spiral feeding machine, a material inlet of the spiral feeding machine between the loading table and the high concentration stuff grinder is connected with the material outlet of the loading table, the material outlet of the spiral feeding machine is connected with the material inlet of the high concentration stuff grinder. The material inlet of the spiral feeding machine between the high concentration stuff grinder and the solid liquid separator is connected with the material outlet of the high concentration stuff grinder and the material outlet of the spiral feeding machine is connected with the material inlet of the solid liquid separator. The solid liquid separator is provided with a liquid material outlet and a solid material outlet. The solid liquid separator is matched with a water returning pond communicating with the liquid material outlet. A flowing passage is installed between the water returning pond and the liquid material outlet. The solid liquid separator is provided with a solid forming machine and the solid material outlet of the solid liquid separator is connected with the solid forming machine. The solid forming machine comprises a material inlet, a raw material cabin, a driving mechanism and a material pressing mechanism. The driving mechanism is connected with the material pressing mechanism. The raw material cabin is installed between the material pressing mechanism and the forming mold. One end of the material inlet is connected with the raw material cabin and other end is connected with the solid material outlet of the solid liquid separator. The solid liquid separator is matched with an input end and a gear speed reducer connected with the motor. Output end of the gear speed reducer is connected with a power input end of the solid liquid separator. The garbage classifying pond is matched with a screen.