string of pearls
n.— «The internal report stated that China is adopting a “string of pearls” strategy of bases and diplomatic ties stretching from the Middle East to southern China that includes a new naval base under construction at the Pakistani port of Gwadar.» —“China builds up strategic sea lanes” by Bill Gertz Washington Times (Washington, D.C.) Jan. 18, 2005. (source: Double-Tongued Dictionary)