1. Series cleaning technology of petrochemical equipment which is beforeor in operation;
2.cleaning technology of power station boiler,condenser and discharge line;
3.cleaning technology of central air-conditional and special cleaning agent;
4.Series cleaning consruction for civil heating system;
5.clearing project of power providing system;
6.Nuclear reactor cleaning technology;
7.TELECOM exchange equipment cleaning technology;
8.Carbamide equipment cleaning technology;
9.Sprinkle cleaning technology of big tanks and special intergent;
10.Picking inhibitors technology;
11.Proventing technology for stopped petrochemical equipment;
12.Series special cleaning agents.