Dear Susan Zhou, MAVYAL is a company in Spain selling and renting machinery for the building industry. We usually buy 3 ply shuttering panels, 27 mm thick, similar to the product you show in your web page We are buying always 500 mm wide panels; length is most of times1970 mm, but we also buy some 1000 mm long panels. As we have seen in your web page, you are offering this product to the market, so we would be very interested in knowing you best prices and technical sheet for the same. Waiting for your information, we are pleased to send you our kind regards. Purchasing Department http://www.mavyal.com/