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Application Support

Process Troubleshooting & Optimization

PVA Brush Compatibilities with New Chemistries

Interpretation & Analysis of Performance Data

Material Characterization & Failure Analysis

Service & Quality

Tung An would provide our customers with the best product and service, in order to maintain a good long term working relationship with our customers, In order to establish a permanent credit with our customers, Tung An Development would work hard and to ensure all our customers will satisfy with our product and service. We will do our best to improve ourselves and to achieve 'excellence' in this business, and before that, Tung An Development will ensure a good quality control on all products is undertaking and a efficient service is provided, as quality product and satisfactory service are always been the goal for Tung An Development. We also will provide the most efficient service to convenient our customers. Our Service & Quality includes Service Quality, Product Quality and Delivery Quality.

Conscientious & Carefully Inspection  control


Each Lot Trace ability

New Sample Development & Support

New model support and provide drawing for customer approve

Confirmation of approve sheet

Technical Support

property fine tune & trouble shoot

Technical study or analysis report

Technical Patent protect

Service Quality

Product Quality

Conscientious & Carefully Process control

QAPS( PMP , Process manage plan)

Control each process condition of incoming & output

Quality & Environment Certificate

ISO 9001:2015

ISO 14001:2004

Delivery Quality

Quickly response for delivery schedule commitment

Stable & positive L/T