近几年来,我国印制电路版PCB工业发展速度十分惊人,生产企业已达500多家,其中合资、外商独资企业与国营、集体企业各占一半左右,私营股份企业约占1％。从生产规模来看,国营、集体及私营企业,一般生产规模较小,有的年产只有1万m~2左 In recent years, China’s printed circuit board PCB industry has been developing at an alarming rate. There are more than 500 production enterprises, of which joint ventures, wholly foreign-owned enterprises and state-owned and collectively-owned enterprises each account for about half, and privately owned companies account for about 1%. In terms of production scale, the state-owned, collective, and private enterprises generally have small production scale, and some have an annual output of only 10,000 m2 left.