Beijing PDV Instrument Co., Ltd is a collection of optics, precision machinery, automatic control technology independent high-tech research and development enterprises. Since 2005, we have been serving the scientific research institutes and universities. We have developed the hardware and software system (optical path construction, software development, mechanical circuit design, etc.) according to the needs of customers. Through long-term unremitting efforts, the process of building the system to control the optical path and excellent service to customers, weve grown into a well-known manufacturer among scientific research, colleges and universities, machinery automation and many other areas.