Dortmund sign South Korean Park Joo Ho

German soccer club Borussia Dortmund have signed South Korean international Park Joo Ho from Mainz on a three-year contract.

South Korean international Park Joo Ho has joined Borussia Dortmund from Mainz.

The 28-year-old left-back had signed a three-year contract, Dortmund said on Saturday.

Park, capped 26 times by South Korea, won the Swiss championship twice in two seasons with Basel before joining Mainz in July 2013.