AXT INC 10-K

Item 2. Properties Our principal properties as of March 12, 2021 are as follows: ​ ​ ​ ​ ​ ​ ​ ​ Square ​ ​ Location ​ Feet ​ Principal Use ​ Ownership Fremont, CA 19,467 Administration Operating lease, expires November 2023 Beijing, China 256,000 Production and Administration Owned by AXT / Tongmei DingXing, China ​ 236,000 ​ Production ​ Owned by AXT / Tongmei Kazuo, China ​ 350,000 ​ Production ​ Owned by AXT / Tongmei Nanjing, China 1,250 Administration Operating lease by Nanjing JinMei Gallium Co. Ltd., expires May 2021.* Kazuo, China 71,000 Production and Administration Owned by Beijing BoYu Semiconductor Vessel Craftwork Technology Co., Ltd.* Beijing, China 5,000 ​ Production and Administration ​ Operating leases by Beijing BoYu Semiconductor Vessel Craftwork Technology Co., Ltd., expire on various dates until June 2021.* Tianjin, China ​ 145,000 ​ Production and Administration ​ Owned by Beijing BoYu Semiconductor Vessel Craftwork Technology Co., Ltd., * Kazuo, China 191,000 ​ Production ​ Owned by ChaoYang JinMei Gallium Ltd.,* ​ * Raw material companies consolidated in our consolidated financial statements. We consider each facility to be in good operating condition and adequate for its present use, and believe that each facility has sufficient plant capacity to meet its current and anticipated operating requirements. 39 Table of Contents