Ouguang International Trade (Shanghai) Co., Ltd., the Shanghai representative office of Ouguang Co., Ltd., founded in 1976, is a well-known barcode scanner brand, a large multinational group company, and the world's earliest company specializing in the manufacture of barcode scanners

Opicon is a global company consisting of OPTOELECTRONICS GmbH, Opticon Sensors Europe GmbH and Opticon.

Founded in 1976, OPTOELECTRONICS was one of the first companies in the world to specialize in the manufacture of barcode scanners. Since then, the pioneer has grown into an international multi-disciplinary supplier of automatic identification. Ouguang provides high-quality automatic identification equipment for thousands of customers in different markets. OPTOELECTRONICS is responsible for the production management of its products, and its production plant in Ashibetsu City, Hokkaido, Japan, is ISO certified.

Headquartered in the Netherlands, OPTICON Sensors Europe GmbH is the European operational headquarters of OPTICON, serving the markets of Europe, South America, Africa, Australia and Asia. It has branches in Germany, France, the United Kingdom, Italy, Sweden, Spain, Taiwan Province of China and Australia, as well as representative offices in Denmark and China.