Can I apply for reunion with my stepson in Hong Kong?

Of course. According to the official information inquired by the Immigration Department of the China Special Administrative Region, residents of China, Hongkong and the Mainland can reunite with each other through the family migration scheme, including relatives such as spouses, parents, children, brothers and sisters, and the child support relationship must be established at or before the age of 65,438+08. If they meet the qualifications, they can submit an application.