- Introduced the 1st Echelle based ICP 1983
- Introduced the 1st Stand-alone Automated Mercury Analyzer 1991
- Leeman Labs Beijing Office Founded1994
- Joint Laboratory with NIGLAS Founded1998
- To be Partner with EuroVector1999
- To be Partner with Berghof2002
- To be Partner with MobileRobots2004
- To be Partner with Bruker2008
- To be Partner with Tekmar TOC2012
- Joint Laboratory with ITE-Tsinghua Founded2012
- To be Partner with Tekmar VOC2014
- To be Partner with GNR2014
- To be Partner with Zeltex2015
- To be Partner with Thermo Fisher ARL2016
- To be Partner with CETAC/Automation2017
- To be Partner with CETAC/Laser Ablation2019
- To be Partner with Axcend2019
- To be Partner with MOL2024
- To be Partner with RADOM2024
- To be Partner with ESI2025
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