“I think the company helped alleviate some of the concerns about China demands in the second half of the year,” Angelo Zino, an analyst with S&P Capital IQ, said in the Reuters article.

Shares of other rival solar companies also strengthened on the positive China outlook, with Yingli Green Energy (NYSE: YGE) up 11.1% and ReneSola (NYSE: SOL) up 12.6%.

Looking under at the aforementioned solar ETFs, Trina Solar makes up 3.4% of TAN and 2.5% of KWT. SOL is 1.5% of TAN and 1% of KWT. YGE is 2.4% of TAN and 1.3% of KWT.

Guggenheim Solar ETF

For more information on the solar industry, visit our solar category.

Max Chen contributed to this article.