（1）Grey water dispersant: full analysis of grey water quality and water quality evaluation, formulation of grey water dispersant, selection of grey water treatment technical scheme;

（2）High-efficiency flocculant: black water quality analysis and water quality evaluation, flocculation sedimentation test, flocculant screening, black water treatment technical program, conventional technical services;

（3）Coal water slurry additives: coal sample analysis evaluation, slurry performance evaluation test, coal water slurry additive formulation screening;