- 2009-10-31 15:16Rankings of "the Top 10 competitiveness enterprises in the optical fiber and cable field of China in 2009"
- 2009-10-30 15:20Rankings of "the Top 10 competitiveness enterprises in the optical transmission and network access equipment field of China in 2009"
- 2009-10-29 15:30Rankings of "the Top 10 competitiveness enterprises in the optical components and auxiliary equipment & raw material field of China in 2009"
