Zhong Wen Yue Du (or ZWYD) is a Windows application which facilitates user to read the Chinese GB coded files. Its major features are: 1. excellent display performance, compliant to the standard window operations, easy to learn. 2. forward and backward search for a string. 3. multiple document interface (MDI) helps you to read several files at the same time. 4. user configurable environment (text color, background color, cursor color, and line space). 5. user friendly interfaces including toolbar with bubble help, status bar. 6. completely Chineselized including: main menu, system menu, caption bar, message boxes, common dialog boxes for file open, color selection, and data input. 7. viewing operations include line up, line down, page up, page down, move to the start, move to the end, move to a particular line, and move to a specified paragraph. 8. supports files which are larger than 64K bytes(for registered version). 9. memorizes settings, most recently opened files, and most recently searched strings. 10. Chinese operating system is not required.