The first gas was delivered to Germany through the Belarus - Polish corridor in 1997 .
In 1994 , Wingas , the joint venture of Gazprom and Wintershall , a subsidiary of BASF , started building the German section of the pipeline .
The first gas was delivered to German through the Belarus - Polish corridor in 1997 .
In 1994 , Wingas , the joint venture of Gazprom and Wintershall , a subsidiary of BASF , started building the German section of the pipeline .