State Unemployment Insurance is one meaning. If this doesn't fit, you will need to give information as to how SUI was used in your particular case.
yung sui
He is a ruler to the Sui Dynasty.
Sui Yunjiang was born in 1945.
Sui Xinmei was born in 1965.
Hua Sui died in 1513.
Hua Sui was born in 1439.
Lu Sui was born in 776.
Lu Sui died in 835.
Sui Shengsheng was born in 1980.
Cheng Sui was born in 1605.
Cheng Sui died in 1691.