◆Dcember, 1992: NANJING SIXINScientific-Technological
Application Research Institute was established by Dr. William
Tsao.

◆December, 2006: CHUZHOU SIXINCo., Ltd. was established and it became one of the largest defoamer manufacturers in
the world.

◆March, 2007: “ SIXIN Defoamer” is affirmed as “Nanjing  Famous Brand” by local Government.

◆August, 2007: Jiangsu Province Science Commission
affirmed SIXIN Co., Ltd as “Hi-Tech Enterprise”.

◆December, 2007: 5 SIXIN Defoamer received “National
Patents” for invention.