这是今天早上USCIS的回复:标准EB3 USCIS electronic records indicate that a Form I-140, Immigrant Petition for Alien Worker, was filed for XXX on December 13, 2013 and approved at the NSC on January 21, 2014. This approved Form I-140 in XXX's permanent residency case places him in the employment-based Third Preference immigrant visa category