Qingzi yog ib tus neeg muag khoom tseem ceeb ntawm Tiggo spare qhov chaw hauv Suav teb, tshwj xeeb hauv cov khoom zoo rau ntau yam Tiggo qauv. Nrog lub koob npe nrov hauv kev lag luam tsheb, Qingzi muab ob qho tib si OEM thiab tom qab muag khoom, kom ntseeg tau tias cov neeg siv khoom tau nkag mus rau cov kev xaiv txhim khu kev qha. Lawv cov khoom muag dav dav suav nrog txhua yam los ntawm cov khoom siv cav rau lub cev, ua rau muaj ntau yam kev xav tau. Qingzi muab qhov tseem ceeb rau cov neeg siv khoom txaus siab, muab kev pabcuam zoo thiab kev txhawb nqa thoob plaws hauv txoj kev yuav khoom. Los ntawm kev siv lawv cov kev txawj ntse thiab kev xa khoom zoo, lawv ua kom cov khoom xa tuaj raws sij hawm, ua rau lawv nyiam xaiv rau cov neeg nrhiav Tiggo cov khoom seem hauv Suav teb.