Ralls Corp, which had been installing wind turbine generators made in China by Sany Heavy Industry Co.

FORBES: A123: Another Test For China's U.S. Expansion Plans

The company already ranks as the world's eighth-largest producer (in terms of installed capacity) of wind turbine generators.

FORBES: Magazine Article

After Ralls completed the purchase, it prepared to install wind turbine generators made in China by a company called Sany Electric.

FORBES: If You Want to Buy an American Company, Ask Permission, Not Forgiveness

The firm will use the money to build the foundation structures for large wind turbine generators in waters over 30 metres (100ft) deep.

BBC: Offshore Group Newcastle 'to create 1,000 jobs'

So while Gamesa and Areva are among the wind turbine generators saying they want to manufacture in Scotland, they're not committing until they have orders, and commitments for orders are still some way off.

BBC: Cooking without gas

Sales and profits had both doubled, and it had captured more than half of the Indian market, becoming the world's fifth-largest maker of wind-turbine generators.

ECONOMIST: Face value

Thanks to dramatic advances in wind-turbine technology, the costs of setting up and operating wind generators now approach those of gas turbines, even without subsidies.

ECONOMIST: Wind power