Shanghai Ronggao Electronic Technology Co., Ltd. - is a high-tech enterprise specialized in optical analysis instruments integrating R & D, production, sales and foreign agency of instruments and related products. The R & D team of the company, composed of first-rate artists and engineers, has accumulated over 20 years in the four major fields of microwave communication, embedded operating system, industrial design and large-scale application software development. Excellent RFID reading and writing device manufacturers and solution providers. Our products are widely used in steel, metallurgy, casting, machinery, architecture, colleges and universities, petrochemical and other fields. The R & D and production of the enterprise are combined with the advanced technologies of all countries in the world. The products are synchronized with the international cutting-edge technologies, actively exploring and innovating, and strive to provide the most high-quality modern analytical instruments for all sectors of the society. The R & D and production of the enterprise are combined with the advanced technologies of all countries in the world. The products are synchronized with the international cutting-edge technologies, actively exploring and innovating, and strive to provide the most high-quality modern analytical instruments for all sectors of the society.