General introduction Development history Oriented development Mass organization Culture icon 4 Community activities Library

Document Library

	E-catalogue	13/02/2023
	Directive 02.BXD on strengthening the implementation of regulations to ensure occupational safety - hygiene and fire and explosion prevention in construction	13/02/2023
	Guide to organize the implementation of occupational safety and health work in the workplace	13/02/2023
	List of email addresses of the domain icon4.com.vn	13/02/2023
	Decree No. 48/2010/ND-CP dated May 7, 2010 on Contracts in construction activities	12/01/2023
	Decree No. 15/2013/ND-CP dated February 6, 2013 on quality management of construction works	12/01/2023

Investment and Construction joint stock Company No.4

Address: 243A De La Thanh Street, Dong Da, Hanoi

Tel: 84437668976

Fax: 84437668863