Green Cal (Thailand) Company Limited, previously name was D.K.T. Company Limited which have been launched the business since 1989.

We are specialist in mining and product manufacturer to produce gypsum for agro-industry and food industry under brands: Green Cal, Green Mate, Green Turf, Green Cal Mag, Green Mag, Green Turf Mag, Green Cal Zinc 6, Green Cal Light, Aqua Cal, etc. Now, we have served a worldwide shipping for 15 countries and also planned to expand a market to other countries.

We are looking for a distributor in each country. If you want to be our partner, please feel free to contact us.