การทำเหมืองเกลือสมุทร

SALT BANMUANG LIMITED PARTNERSHIP

SALTEC GROUP CO., LTD.

TIP ISAN ROCK SALI LTD., PART.

PORN KONG MAE SALT LIMITED PARTNERSHIP

MAHACHAI SALT INDUSTRY COMPANY LIMITED

FINER THINGS CO., LTD.

POOVADOLPATTHANA CO., LTD.

VICHIEN CHEMISTRY COMPANY LIMITED

SAHAKUM LONACHAT LIMITED PARTNERSHIP

PIMAI SALT COMPANY LIMITED

SAKSRITHAI DEVELOPMENT COMPANY LIMITED

KORATSALT CO., LTD.

U.K.A. LIMITED PARTNERSHIP

MARINE LAND CO., LTD.