回複：今天我的I-140 case 從TSC轉到NSC了，正常嗎？

Which Service center should you submit to?
It is normal to transfer your I-140 from TSC to NSC.That means you have to wait for more than 12 months to get your I-140 approved(PERM BASED I-140).Many people's I-140 forms were transfered from TSC to NSC.