OPTIZEN

Computer and Scientific

Owner

WZ CO., LTD

—
OPTIZEN

Telecommunications

Owner

WZ CO., LTD

—
OPTIZEN

Advertising and Business

Owner

WZ CO., LTD

—
OPTIZEN

Light Beverages

Owner

WZ CO., LTD

—
OPTIZEN

Meats and Processed Foods

Owner

WZ CO., LTD

—
OPTIZEN

Electrical and Scientific Apparatus

Owner

WZ CO., LTD

—
OPTIZEN

Pharmaceuticals

Owner

WZ CO., LTD

—
RYEOWONDAM

Meats and Processed Foods and 3 others

Owner

WZ CO., LTD

—
WZBIO

Pharmaceuticals

Owner

WZ CO., LTD

—