Nanjing Fortis Fiber Optic Mechnical & Electrical Engneering Processing Center Address： Xi Shan Qiao Xu Jia 88# Fu Run Ya Ju B15, 102ROOM , Yu Hua District，Nanjing City, China. sales department    Mr.Wang Haipeng Tel：0086 025 52463246          Fax：0086 025 52463138 Website：www.cnfortis.com        E-mail: opticalfiber@sohu.com 　 technology supporting :    Mr. Wang Haipeng   tel: 0086 025 85017716