1992 invented the first Chinese computer calorimeter in China 1996 invented the first automatic water weighing and temperature control calorimeter in China.

1999 invented the first fast calorimeter with heat capacity tracking technology in China.

200 1 invented the first unattended automatic industrial analyzer in China.

200 1 invented the first intelligent ash fusibility tester which can automatically identify four characteristic temperatures in China.

In 2004, the first automatic circulating water calorimeter in China was invented.

In 2006, the first infrared sulfur detector in China was invented.

In 2006, the first isothermal automatic calorimeter in China was invented, which can automatically inflate and deflate.

In 2007, the first fully automatic sulfur analyzer in China was invented, which can automatically weigh and send samples.

In 2008, the first infrared hydrocarbon nitrogen tester was invented in China.

In 2008, the first fluorine, chlorine and nitrogen tester in China was invented.