H. J. Photoelectron Co., Ltd. Add: Room 1620, Hupanchengpin 9#, 488th, Qianjin Avenue, Chaoyang District, Changchun, Jilin, China 130012 Phone: +86 431 88055608 Fax: +86 431 89653168 Sales: john@hjoptic.com sales@hjoptic.com Tech support: hemchawang@hjoptic.com |