CONCRETE LINE CO., LTD. was established since 1995 with good intention to produce high quality prestressed concrete piles including excellent serrvices. We focus on every step of production procedure and use only the best raw material which are controlled by our QC process. All precesses are under supervision of engineers and because of our efforts to improve our products, we got Thai Industrial Standard (TIS) Certi-cation No. 396-2549 since 1997
Not only products but we have good services at construction site also. These brings to customer satisfaction and that is the answer why we can pass the 1997 Economic Crisis and become one of the leading company in prestreesed concrete pile industry in Thailand.