Our company is located in Beijing, the capital of China. Having
working in photochemical etching for more than ten years, we have
made progress by special experience and continual research. We can
supply whole processing equipment and support with whole processes
technique training.
In the past ten years, we have sold variety of etching machines to
the USA, Australia, Japan and many other countries and regions. Our
customers are extended to enterprise, government, army and research
...
Beijing Chontdo Optoelectronics Co., LTD