It's hoped the decision by the Thai steel maker to come to the North East could encourage many more companies to do the same.
The first Teesside steel made in two years is expected to be ready today. The blast furnace was re-lit on Sunday, after being mothballed.
History was made when Redcar's blast furnace was re-started.
Craig Wilson says the blast furnace being relit allowed him to follow in the same footsteps as his father, grandfather and great-grandfather. He and his father both started their careers as apprentices.
Harry Wilson is the third generation of steelworkers in his family to work at the Redcar blast furnace. His two sons also got jobs there when steelmaking returned to Teesside last year.
A statue made of steel will be unveiled in Redcar this morning in memory of the late union chairman, Geoff Waterfield. The 43-year-old led the campaign to bring steel making on Teesside, he died suddenly in August 2011.
The first slabs of steel are being loaded onto a ship bound for Thailand.
SSI bosses say it's 'another momentous day' for steel making on Teesside.
A ceremony is taking place to celebrate the first shipment of SSI steel from Teesside.
More than 48,000 tonnes of steel worth around $30 million (£18 million) is being exported to Thailand.
Preparations are underway at Tees Port as the first slabs of steel from the newly re-opened SSI blast furnace are loaded up to be shipped to Thailand.
More than 48,000 tonnes of steel has been produced, with around $30 million (£18 million pounds) worth being loaded now.
Engineering students at Redcar & Cleveland College say they feel 'more optimistic' about securing jobs in the area after SSI relit the blast furnace to restart steel making on Teesside.
The first steel to be produced in Redcar for two years has left the production line.
Workers at the SSI site looked on as it made its way across the floor. The slab will be made into a permanent memorial to recognise the people who fought to reopen the steelworks.
The first shipment of steel is expected to leave Teesside in the next three weeks.
The first slab of steel made on Teesside in more than two years is due to be produced today. The blast furnace in Redcar was re-lit on Sunday, after being mothballed in 2010.