2020-05 Developed 180μm fibre

2019-03 Fibre and cable plant successfully expanded

2018-01 Celebrated TFO 20th anniversary

2017-03 Passed Nanjing cleaner production audit and acceptance

2016-10 Developed EZPeel series soft tube cable, Maximum to 432cores

2015-02 Selected as the first qualified demonstration enterprise of intellectual property management standardization in Jiangsu

2014-05 Developed G.652.D LD and G.657.B3 fibre

2013-10 Passed OHSAS 18001: 2007 Occupational Health and Safety Management System Certification

2013-09 Passed the National safety standardization audit

2012-01 Established the new fibre expansion plant

2011-10 Developed TFO Mini 200μm series fibre

2010-10 TKH participated in optical fibre preform joint-venture in China

2009-03 Successfully developed FTTH series Cable

2008-11 Celebrated TFO 10th anniversary

2007-12 Passed the ISO 14001:2004 International Environmental System Certificate

2006-12 Acquired the certificate for Product Exemption From Quality Surveillance Inspection

2006-10 Launched G.657 low bending loss series fibre into the market

2004-08 Successfully developed enhanced multimode series fibre (OM3)

2004-04 Developed ITU-T G.652.D single mode optical fibre

2003-06 Launched OPGW cable into the market

2003-05 Passed the ISO 9001:2000 International Quality System Certificate

2003-02 Successfully introduced ITU-T G.652C single mode optical fibre

2002-06 Successfully developed the multimode optical fibre

2001-04 Started manufacturing of single mode optical fibre preform, being the second fibre preform maker in China

2000-12 Produced the first qualified single mode fibre preform at the training base in U.K.

2000-09 Acquired the certificate of Jiang Su High-new technical enterprise

2000-03 Passed the ISO 9002: 1994 International Quality System Certificate

2000-02 Produced the first qualified optical fibre and passed the test by related authoritative organization

1999-10 Produced the first qualified ADSS cable and passed the test by related authoritative organization

1998-09 Founded Twentsche(Nanjing) Fibre Optics Ltd. at Nanjing Pukou High-tech Industry Development Zone