○  2003     The company was established.

     ○  2004     The 1^st vertical molding line was finish installed and put into running.

     ○  2005     It established machining center.

     ○  2006     The 2^nd vertical molding line was finish installed and put into running.

     ○  2012     We won the title of “Jiangsu High-tech Enterprise”.

     ○  2017     Invested a horizontal molding line and put into running.

     ○  2021     Changling Hydraulic strategic merger, changed into Changling Precision.