Shenzhen Yijuntai Science and Techonolgy Co, Ltd, which was established in 2003, is a nongovernment cooperation integrated with research, production and sales. We have a strong team of talents in science and technology and all the equipments in the factory which attained independant intellectual property right were researched by ourselves. Meanwhile, we cooperate closely with Jiangsu Yinhe Electronic Company; Dongguan Hongwei Electronic Company; Shenzhen Graduated School, Qinghua University, etc. With the efforts of 180 staff, 30 reseacher included, we can say for sure that we take the lead in the field. Our main products launched in the market are: ï?Laser pick-up units: SF-HD60, SF-HD62, SF-HD65 ï?Equipments: Optical Pick-up Adjuster, Horizontal Collimator, Spinning TableOur workshop with dust free occupies 1000 square meters, where shows several advanced production lines: three for laser pick-up units, one for machine core, and one warehouse for processing with supply material. We set a comprehensive QA system so all the parts of the products will be strictly examined throughout the whole production process to ensure the quality, also, we would like to provide the favorable price and the best service, for which, we got good feedback from our customers. We will continue to make our utmost efforts and wish will have chance to make business with all the related customers.