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Liaoning Dongsheng ecoptical Equipment Manufacturi

Tel: 0412-3248976

Fax: 0412-3782333

General manager: 15734222222

Chairman: 18941294999

Add: Bali Town, Haicheng City, Liaoning Province

Executive vice president unitTop 10 member enterprises

Executive vice president unit

Top 10 member enterprises

Integrity commitment unitTop 10 brands of vertical mill

Integrity commitment unit

Top 10 brands of vertical mill

Outstanding private entrepreneurs

Business license

Outstanding private entrepreneurs

Business license

Business licenseChina environmental protection product certification test report

Business license


China environmental protection product certification test report

Inspection reportInspection report

Inspection report

Inspection report

Notice of passing patent change procedureNotice of passing patent change procedure

Notice of passing patent change procedure

Notice of passing patent change procedure