Aluminum producer Norsk Hydro has managed to ramp up operations at its Alunorte refinery in Brazil despite a cyber attack in March, the firm said on Tuesday, boosting its shares.

Japan's Marubeni Corp has agreed to back a blockchain power purchasing platform, WePower, that is looking to establish itself in Australia to tap rapid growth in solar and wind power, the two firms said on Tuesday.

Daimler and auto supplier Bosch will start valet parking using autonomous driving technology in Stuttgart, Germany, after local authorities gave the carmaker permission to start testing the technology.

IG Group expects to return to revenue growth in the second half of this year after the online trading platform reported a 31% slump in annual earnings due to Europe's clampdown on high-stakes financial betting by amateur traders.

A South Korean maker of a chemical that is used for producing semiconductors will increase output soon with a new plant coming on stream, helping domestic chipmakers offset export curbs imposed by Japan, a local media report said on Tuesday.

Cardiff-based IQE Plc expects new supply chains in Asia to provide significant orders, the supplier of semiconductor wafer to Apple Inc said on Tuesday, sending its shares up more than 13%.

The biggest shareholders in China's new Nasdaq-style STAR Market lost a combined $1 billion in the second day of trade on Tuesday, a day after the board's roaring debut created three new billionaires.

China's Neolix has signed a preliminary agreement with Middle East e-commerce company noon to trial autonomous vehicles in Saudi Arabia and the United Arab Emirates.

Huawei Technologies, the Chinese technology and telecoms group under pressure from the United States, is ready to sign a "no backdoor" agreement with any country, its founder told an Italian newspaper on Tuesday.

Online trading platform IG Group Holdings on Tuesday reported a slump of almost a third in its earnings for the year, hurt by Europe's clampdown on the provision of access to high-stakes financial betting to amateur traders.

Britain's IQE Plc said on Tuesday its sales had been hit by the trade war between Beijing and Washington, while reporting a handful of new deals with Asian customers that would give it access to new supply chains and provide "significant" volumes.

Cryptocurrency entrepreneur Justin Sun has postponed his $4.57 million charity lunch with Warren Buffett due to ill health, according to a tweet from Sun's TRON Foundation.

Far from the sprawling financial hubs of London or Frankfurt, high-tech traders in the Danish university city of Aarhus are driving rapid change in European power markets, easing the shift to renewables with technology that also carries some risks.

Norsk Hydro, one of the world's largest aluminum producers, said a cyber attack it sustained in March would cost it more than expected in the second quarter as it reported quarterly earnings that slightly lagged forecasts on Tuesday.

Companies on China's new Nasdaq-style bourse retreated on Tuesday, shedding some of the massive gains made on their volatile debut in the previous session, although all remained well above their listing prices.

China's STAR Market kicked off its second day of trading on Tuesday with sharp falls in most listed shares a day after they posted average gains of 140%, underscoring the volatility of the country's new Nasdaq-style board.

President Donald Trump agreed at a meeting with the heads of top technology companies like Google on Monday to make "timely" decisions on requests by U.S. companies to sell to blacklisted Huawei Technologies Co Ltd, the White House said.

LG Display said on Tuesday that it would invest 3 trillion won ($2.6 billion) in its organic light-emitting diode (OLED) panels production line in South Korea.

Consumers affected by the massive Equifax Inc data breach in 2017 will not reap any windfalls from the credit reporting company's $700 million U.S. settlement announced on Monday, but may face a cumbersome process to get compensation.

LG Display said on Tuesday that it would invest 3 trillion won ($2.55 billion) in its organic light-emitting diode (OLED) panels production line in South Korea.