In the 1970s, the Hong Kong government began to develop satellite towns: Tai Po Industrial Estate, the first industrial estate in Hong Kong was built in the reclaimed land of the former Tai Po Hoi in 1974; Tai Po was named as a site to built "new town" in 1979, which the government obtain lands by reclamation of the river mouth and Tai Po Hoi. The new town was also designed to incorporate and interact with the existing market town. The first public housing estate of Tai Po New Town: Tai Yuen Estate – was established in 1981. The population has soared to 320,000, and Tai Po New Town began to prosper following the completion of the Tolo Highway which were integrated with the older urban areas.