gypsum system and its allied system

We are manufacturer of Gypsum building materials mainly on gypsum board. Now we have an annual capacity of 200,000 tons of gypsum and 30,000,000 square meters of top grade paper faced gypsum boards. We got the certificate of ISO9001:2000, the national fire---proof, environmental friendly certificate and the ASTM (USA) certificate. And also our product's quality improves steadily, and extensively recognize by the domestic and the over sea markets. Such as: the America, Japan, Australia, New Zealand, and so on.
We take the opportunity of writing to you with a view to establishing business relations with you.
We shall be only too glad to answer your inquire. If there is any question, please feel free to contact us.