Nantong, Jiangsu, China Optical Instrument Co., Ltd. Cheung
Address: Nantong City, Town, Tongzhou District, then focus on five areas
Postal Code: 226006
Contact：(86)13813711088 (Wei-Wei Zhang),(86)13706292375(Jian-Hua Geng）
Phone：(86)513-86766188
Fax：(86)513-86766198
E-mail：zww@cn-riflescope.com
Website：Http://www.cn-riflescope.com
