In June 18th 2001 company registered formally.
In June 18th 2011，factory and office building were built.
Double roller crusher achieved certificate of “security Certificate of mine product”.
Name changed to"Tangshan Tianhe Environmental Protection Technology Co., Ltd. ".
Tianhe Technology became a “new three board” listed company, stock code 871037.
Applied for European standard welding certificate from SGS.
Applied for CE certificate and exported to European market.
The subsidiary of “Tangshan Saimu Environmental Protection Technology Co., Ltd.” was registered formally.
Applied for EAC certificate and exported to Russia market.
