HUIZHENG stickly implement national standards and international standards.
In October 18, 2013, HUIZHENG has passed the ISO9001; 2008 quality system certification.
CONTACT INFO
Add：Dalian Lushun three Jian Bao zhen
Tel：0411一86269908
P.C：0411一116043
E-mail：Ericgou@dlshuanghe.com
