Dear Sirs,

Gropa is leading company in environment-friendly wood plastic composite and has developed mineral
technology for new materials following by its synthetic wood curve fence based on its top technology and
experiences in Korea.

The new product, Mineral Deck, is the patented item with no dimensional change by water or rain as it mixes
and compresses environment-friendly resins and natural mineral (shell powder, etc.) in the nature and has no
wood flour. It will be upgrade the constructional material business in Korea and everywhere in the world.

Also, our Mineral Deck has competitive price of wood plastic composite made in countries with low labor costs.
Our quality is much better.

We will always strive to become a company that researches and develops steadily so that human
beings and nature can coexist harmoniously.


Best Regards,
S.I.Kang/Gropa