The company logo of China Unicom evolved from the ancient "dish length" (also known as auspicious knot and Chinese knot) pattern in China. Very friendly. The birth of China Unicom has made great contributions to the development of communication industry in China. They challenged China Telecom again and again, and gradually developed in the competition of high-quality service and low price. Unicom naturally integrates its logo and brand name into the advertising language, achieving harmony and unity from appearance to spirit, which embodies the spiritual concept of the enterprise. The antithesis is neat, which not only embeds the word Unicom as the first couplet, but also describes the role of Unicom in spreading across the country, and incorporates the enthusiastic service of Unicom people, which is impressive and unforgettable for a long time.

Chinese knot is a unique hand-woven handicraft of Han nationality, and its emotion and wisdom are only one aspect of the ancient civilization of Han nationality. It was made by sewing and knotting clothes from Paleolithic age, extended to the Book of Rites in Han Dynasty, and then evolved into today's decorative technology. Jade articles worn by Zhou people are often decorated with Chinese knots, and bronzes in the Warring States period also have patterns of Chinese knots. It was not until the Qing Dynasty that Chinese knots really became an art circulated among the people. Nowadays, it is mostly used to decorate gifts and personal ornaments indoors and between relatives and friends. Because of its symmetrical and exquisite appearance, it can represent the long history of the Han nationality and conform to the customs and aesthetic concepts of traditional decoration in China, so it is named Chinese knot. Chinese knots include: double money knot, ox knot, pipa knot, tuanjin knot, cross knot, auspicious knot, swastika knot, Pan Long knot, seaweed knot, double tie, bow knot and Kit knot. Chinese knots represent unity, happiness and peace, especially among the people, and their exquisite workmanship is deeply loved by the public.