浩博国际vinbet登录_vinbet浩博手机客户端_vinbet浩博app官方下载

Qualification confidence - 浩博国际vinbet登录
24 hour Hotline:
0535-2290281
Qualification confidence

Enterprise qualification grades:

Grade A qualification in housing construction general contracting;

Grade A qualification in steel structure project general contracting;

Grade A qualification in building decoration engineering general contracting;

Grade B qualification in real estate development;

Grade B qualification in metal windows and doors engineering general contracting;

Grade B qualification in pressure piping (GB1, GB2, GC2);

Grade B qualification in concrete prefabricated components general contracting;

Grade B qualification in property service;

Grade C qualification in installation, maintenance and modification of boiler;

Grade C qualification in hoisting equipment installation engineering general contracting;

Grade C qualification in technology security and protection engineering design and construction;

Zhongchang Group has won the first prizes in many fields, for example:

The first to pass GB/T19001-2008/ISO9001:2008 QMSC, GB/T28001-2001 occupational health and safety management system certification, GB/T24001-2004/ISO14001:2004 environment management system certification.






Address:Laizhou City,Shandong Province,the city of Cheng Gang Road, No. 1507 Phone:+86-0535-2290281
Copyright@ all rights reserved
Code © 2016-07 Technical support:Shandong Zhongchang network media Co. Ltd.