The 103rd Division()(2nd Formation) was activated on February 26, 1951 from 5th Military Sub-district and elements from the former 103rd Division. The division was composed of: 307th Infantry Regiment (former 5th Security Regiment of Zhejiang Military District); 308th Infantry Regiment (expanded from 2nd Battalion, 309th Infantry Regiment of former 103rd Division); 309th Infantry Regiment (1st and 3rd Battalion, Security Regiment of Zhejiang Military Region).
The division was acting as Wenzhou Military Sub-district.
In June 1952 the division was disbanded along with its 308th Infantry Regiment. Its 307th Infantry Regiment was transferred to Wenzhou Military Sub-district, while 309th Infantry Regiment was transferred to Taizhou Military Sub-district's control.
References
建国后中国人民解放军步兵师的发展, http://club.xilu.com/zgjsyj/msgview-819697-74513.html