Shandong Huiyuan Building Materials Group Co., Ltd. is based in China and lists construction materials on Global Trade Plaza. The company offers self-adhesive bitumen flashing tape with an aluminum or HDPE film surface and a rubber-modified bitumen compound, available in thicknesses of 1.0 mm, 1.2 mm and 1.5 mm and in roll sizes such as 50 mm × 3 m, 75 mm × 3 m, 50 mm × 10 m, 100 mm × 10 m, 150 mm × 10 m and 225 mm × 10 m. It also supplies bitumen malthoid dampcourse, a two-ply felt impregnated with bitumen and sand-faced to prevent sticking, offered in roll widths from 90 mm to 1 m with a standard 20 m length and a 1 m × 10 m option. A third product is poly dampcourse, a plastic damp-proof course with stated technical values for water vapour permeability, tensile strength, elongation at break, tear strength and low-temperature flexibility. Buyers can send an enquiry through Global Trade Plaza.