1994 Tianjin Tubular Goods Machining Co., Ltd. (TTGM) was founded.
1998 TTGM was certified by ISO 9001.
2002 Certificate of Authority to use Official API Monogram was granted to TTGM.
2006 TTGM International (USA) Inc. was founded.
2007 TTGM Russia branch office was founded.
2008 Tianjin Dehua Petroleum Equipment Manufacturing Co., Ltd. was founded.
TTGM became one of the leading OCTG manufacturers in China.
2009 TTGM Dubai branch office was founded.
2011 TTGM Colombia branch office was founded.
2013 TTGM Nigeria branch office was founded.
2014 TTGM PETROLEUM S.A. was founded in Ecuador.
TTGM was certified by Cal IV and received more than 20 patents.
2015 TTGM established partnership with TSG (Thailand) Co., Ltd.