久久国产精品2021免费_热久久视久久精品2020_K精品国产成a人在线观看

QA/QC

Northern Heavy Industries Group Co., Ltd. (abbreviated as NHI) was certified by the ISO9001 quality management system, with continued certificate registration qualification. In March 2012, NHI won the honor of “Provincial Quality Award” of People's Government of Liaoning Province.

Add: No.16 Kaifa Road Shenyang Economic and Technological Development Zone Liaoning Province China Post code:110141 Tel:+86-24-67859165
E-Mail: nhi-international@nhi.com.cn

Copyright? Northern Heavy Industries Group Co., Ltd Power By Eforcesw All Rights Reserved Liao ICP File No. 06001388-1