China
Antique Ningxia Chinese Carpets originating in the 16th and 19th century respectively including Manchuria, Mongolia, as well as Art Deco Carpets initiated by Walter Nichols and Peking rugs in 1920,, these rugs made of made of wool or silk and cotton. Rug-weaving centers predating rug production for export include Ningxia, Baotou, Suiyuan, and the towns of Gansu. Commercial rug production for export began late in the nineteenth century in Beijing and about the turn of the century in Tianjin. Tianjin became the center of large-scale commercial production from about 1910 to 1930 as foreign firms came to dominate the Chinese rug industry. American firms in China, rug production was interrupted by the Japanese invasion. Large-scale commercial production was not resumed until the 1960s.
Chinese rugs use the asymmetric knot and they are not finely knotted, varying between 30 and 120 knots per square inch.