Contemporary Amperex Technology Ltd, or CATL, plans to buy a 45 per cent stake in the parent of a Shenzhen-listed renewable-energy company, as the world’s biggest maker of lithium-ion batteries for electric vehicles seeks to expand its investments in green energy amid the global oil shock.CATL signed a framework agreement with two shareholders of Hangzhou Zhonhen Technology Investment on Wednesday, agreeing to pay 4.09 billion yuan (US$598.5 million) for the deal, Hangzhou Zhonhen Electric, the listed subsidiary of the acquired company, said in a statement to the Shenzhen exchange.CATL would pay about 2.9 billion yuan in cash for the acquisition…