It belongs to the ASSA ABLOY Group in Sweden, a well-known large-scale manufacturer of industrial doors and parking equipment, and a comprehensive enterprise dedicated to smart locks and security solutions

As part of the ASSA ABLOY Group, one of the world's largest manufacturers of industrial doors and mooring equipment, and a leader in the European market, Corel Doors has a wholly-owned factory in Kunshan and sales offices in Shanghai, Beijing, Shenyang and Guangzhou.

In 1930, Frederick C Crawford and several other investors from Thompson Products, a company in Cleveland, Ohio, founded Broad Door Industries. Initially, they were a small business based in Detroit, Michigan, manufacturing residential garage doors, and later adding industrial doors. In 1962, Frederick Crawford sold the rights to Fluor Doors in the United States.

In 1962, Frederick Crawford sold the rights to Fluor Doors in the United States.

In 1956, Fred Bengtsson was granted the right to sell the Rough product range in Europe

2011 年，ASSA ABLOY 收购 Cardo，Crawford 继而隶属于 ASSA ABLOY Entrance Systems 分部

In 1994, Kuofu established a joint venture with Shenyang Liming Aero Engine Group Co., Ltd. (part of Aviation Industry Corporation of China).

In 1999, Kuofu established a wholly-owned factory in Kunshan, and successively set up offices in Beijing, Shanghai, Shenyang, Guangzhou, Chongqing, Xi'an, Nanjing and Qingdao. The company plans to open new offices in Zhengzhou and Wuhan in 2013. At present, the company's sales and service network covers more than 20 major cities across the country.

ASSA ABLOY Group is one of the world's leading suppliers of locks and security products. At present, it provides a wider range of product types and import and export solutions than other similar companies in the market. The company's products cover all fields of production and life. As a fast-growing electromechanical lock company, the company occupies a leading position in access control, authentication technology, entrance automation and hotel security access control. The company's products and solutions are highly competitive in both mature and emerging markets, especially in Europe, North America and the Asia-Pacific region. Founded in 1994, the group has grown from a regional enterprise to an international group in just over 10 years. With 40,000 employees and annual sales of SEK 41 billion, it has been successfully listed in Stockholm, Sweden.