CEC 1 Keyboard, China (1986)
由电子工业部计算机与信息局组织，清华大学主持联合设计，有电子部六所、国营734厂、陕西省计算机厂以及华明计算机有限公司参加研制，1986年投产。是Apple iie标准版的增强型
from 1986. Made by collaboration of Tsinghua University (清华大学) and others government research org and corporations of China.
cpu seems to be 6502.
it's modeled after AppleIIe extended.
