Shanghai Ai-Ying Optical Crystal Co., Ltd. Has six years of history. Most of the staff engaged in years of crystal growth and optical cold processing work, work experience rich. Shanghai AI Ying has excellent production team. To the quality of survival, reputation and development, and strive to produce a superior, employee growth and continuous improvement, providing high-quality products and services, in the fierce competition in unpredictable environments and have to satisfy the demand for the ability to maximize customer satisfaction. To "first-class products, first-class quality, the fastest speed", won the trust of customers at home and abroad. I plant to mainly crystal growth and optical cold processing, main MgF2, CaF2, lanthanum fluoride, lithium fluoride all kings of fluoride crystals and growth of oxide crystals and processing, directional. In addition to all kinds of crystal orientation, cutting, polishing and sapphire and transparent ceramics and processing and for the colleges and universities provide the processing of crystal materials.