Sanguan Wongse Industries Co., Ltd. (SWI), established in 1947, started from producing tapioca chips and changed to producing tapioca starch later. SWI run tapioca starch business with good governance by continuing invest in human resources and modern machinery from domestic and abroad. The company had growth from 30 mt. of tapioca starch in 1974 to 400 mt. in 1989 and 1000 mt. in 2008
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1. To expand business of high quality value added product from tapioca starch and from co-product.

2. To increase utilization of renewable energy.

3. To continue corporate social responsibility (CSR) activies which benefit to Tapioca industry and to community. 

4. To design high efficient and modern production process which conform to product quality, safety and environmental regulations. 

5. To continue developing high potentail human resources.