2014 July "Tianjin Neptune", "CNOOC" visited "Chengdu Zhiyuan"

? 2014 Chengdu Zhiyuan Machine Science & Technology Co., Ltd. / TEL：028-85266505 85266063 85266506 / FAX：028-85266506-8009 / Email：cdzykj2002@163.com
ADD：D1-1301, Fund International Plaza, No. 6, Hangkong Road, Chengdu, Sichuan