"The Taiwanese Defense Ministry has learned of China's deployment of surface-to-air missiles on the Woody Island in the Paracel Islands. The Republic of China military is closely monitoring further development of the situation," the statement added, reported CNN.
The development has come at the time when President Barack Obama and the leaders of Southeast Asia met in California on Tuesday for peaceful resolution of the region's maritime disputes.
Deployment of missile in the South China Sea will increase tension in the area. China which claims biggest part of the South China Sea, are disputed by several nations.