[Contact: Linda Chien 51job, Inc. Reports First Quarter 2007 Financial Results SHANGHAI, China, May 10, 2007 51job, Inc. (Nasdaq: JOBS) First Quarter 2007 Financial Highlights: l l l l l Total revenues increased 16.2% over Q1 2006 to RMB200.5 million (US$26.0 million), in line with Gross margin of 55.2% compared with 55.3% in Q1 2006 Net income increased 21.3% over] [Form 6-K 51job, Inc. ——————————————————————————————————— Cayman Islands ——————————————————————————————————— (Jurisdiction of incorporation or organization) Building 3 ——————————————————————————————————— x x n/a 51job, Inc. is furnishing under the cover of Form 6-K: 99.1 Press release regarding first quarter 2007 unaudited financial results dated May 10, 2007 51job, Inc. Rick Yan Chief Executive Officer and President Description 99.1 Press release regarding first quarter 2007]