1. Hanhai Science and Technology Building is a quadrangle-style business office building, located in Chaoyangmennei Street, Dongcheng District.

1, its telephone number is the telephone number of the management department of this building, which is mainly convenient for contacting companies, enterprises and people who are interested in renting houses in this building. The telephone number of Hanhai Science and Technology Building is registered in the administrative department for industry and commerce of Dongcheng District, Beijing. The telephone number information is related to the department and monitored by the department, so it is not a liar to avoid any fraud and illegal behavior.

The phone number of the building is authorized. Even if you dial a strange number, it will show that the number is Hanhai Technology.