Guangdong Rational Precision Instrument Co., Ltd. is a profesional precision instruments manufacturer located in Donguan City. Our range includes Profile Projector, Video measuring system, Linear scale, DRO and so on. We shared about 50% market in China, and many products had been exported to the many countries since 2000. Guangdong Rational Precision Instrument Co., Ltd. is a ISO9001 company, and our main products have the CE certification. Profile Projector, Videom Measuring System, Linear scale and DRO are very popular in the customers because of the stable quality and competitive price and timely delivery. we welcome OEM cooperation based on mutual benefit. if you are interested in cooperating with us, please contact us.</p>