1957
Groupement d' Achats Mines Industries, Saigon, becomes the agent for S&H.
1968
SSW supplies five three-phase generators for the diesel center of the Vietnam Steel Casting & Rolling Mill.
1979
Two industrial turbines and electrical equipment are supplied to the Bai Bang Paper Company.
1989
The 140-megabit transmission line between Hanoi, De Nang and the provinces in the Mekong Delta is commenced.
1990
An order is received from the Post and Telephone department of Ho Chi Minh City for a telephone system for 16,500 subscribers in Chalon.
1993
A representative office is opened in Hanoi and a subsidiary in Ho Chi Minh City.
1995
A joint venture is founded with the Vietnam Post and Telecommunications (VNPT) under the name of TELEQ.
1998
Awarded Phu My 2.1 extension contract, 278 MW Gas Turbine power plant.
2002
Siemens Ltd. is founded in Hanoi.
2005 and 2006
Two contracts for combined cycle power plants are won within a few months and make Siemens the biggest provider of gas turbines in Vietnam