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Contact
Cathay-Siam Plus International Co., Ltd
89/9 Moo 5, Bang Muang Mai, Muang Samutprakan, Samutprakan 10270
Tel: 0-2759-8525          Fax: 0-2759-8526 
E-mail:   cathaysiam.plus@gmail.com / salecathaysiam@gmail.com / cathaysiam2545@gmail.com
Cathay-Siam Plus International © 2018 All Rights Reserved 

In loving memory of Evan Tseng

About Us

Cathay-Siam International (CSIC) Co., Ltd is a leading specialist in air and liquid filtration, particularly in dust emission control and wastewater treatment applications.

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All of our products aim to ​be environmental-friendly, to reduce electrical and water consumption, and to be cost-efficient. With more than 20 years of experience, CSIC strives for maximum customer satisfaction through premium services and expertise. 

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We offer our products and services in the following applications:

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- Dust collecting system

- Air filtration

- Wastewater treatment

- Liquid filtration

- Cooling tower cleaning agent

- Super Trap zero air loss condensate drain