Which bus should I take from Xi 'an Textile City No.4 to Weizi Garden?

From Xi 'an Textile City No.4 to Weizi Garden, the specific bus routes are as follows: No.508, about 1 hour and 30 minutes/18.4 kilometers, Fangsi Road/Textile City Street (... 70 meters walk to No.28 at Sichang Station, take No.508 bus, get off at Taibai Community Station and walk 840 meters to Weizi Garden.