You can take the minibus 105 at Kang Sheng Garden Station and get off at Liang Jiehua Primary School Station after four stops, then walk 200 meters to Xindu. You can also take the 15M minibus and get off at Lin Bao subway station, which is 5 stops in total.
In fact, the distance between the two places is only 1.7 km, and it only takes about half an hour to walk.
The dotted line is the walking route.