Beijing Keyin Modern Printing Technology Co., Ltd is state large-scale company, and the first in China that engaged in research and development, production and sale of PS plate, CTP plate related consumables and equipments. It was the printing Technology Test Centre of the China Academy. Since middle of the 70s of last century, it began to develop and produce PS plate independently , in 1983，it developed the first roll successional production line in China and achieve PS plate made in China.

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