Senior officials from the Slovak Republic are in Taiwan for talks on deepening ties with the island in the highest-level visit by the EU-member country since it opened a representative office in Taiwan in 2003.The visit by the delegation, which began on Sunday, follows a mission last month by members of the European Parliament to the self-ruled island, which is claimed by China.It comes amid growing support for the island, which China says is its territory to be annexed by force if necessary…