The Hong Kong rules of origin follow the internationally accepted practice of adopting the criterion of substantial transformation. In other words goods are accepted to be of Hong Kong origin if either they are the natural product of Hong Kong or they have undergone in Hong Kong the manufacturing process which has changed permanently and substantially the shape, nature, form or utility of the materials used in manufacture.
To maintain the integrity of the Hong Kong Certificate of Origin System, the Trade and Industry Department ensures that all the above-mentioned CO issuing organizations adopt the same practices and procedures in the issue of Certificates of Origin; and in particular, that the Hong Kong rules of origin are followed. The Trade and Industry Department assists the GACOs in the training of their administrative and inspection staff and ensures maintenance of a uniform high standard of integrity by all the above-mentioned certification organizations. The COs issued by GACOs are protected by Hong Kong law and have the same status as those issued by the Trade and Industry Department.
Trade and Industry Department
Factory Registration and Origin Certification Branch
February 2018