AOTK, Inc. is a leading photonics design and integrated manufacturing company on Crystals, DPSS Lasers, Telecom Optics and Precision Optical Components, as well as full of the experience on military industries over 30 years, base on combined by five institutes and research centers of optoelectronic materials and all-solid-state laser technologies. AOTK is dedicated to top quality, low cost, high efficient manufacturing infrastructure, advanced design and manufacturing