Credit: AFP Tesla has secured its first gigawatt-hour-scale energy storage project in China — a rare breakthrough for a US firm in the country's increasingly closed clean tech market. Valued at CNY4 billion (US$558 million), the deal highlights diverging... The article requires paid subscription. Subscribe Now LOGIN Save my User ID and Password Some subscribers prefer to save their log-in information so they do not have to enter their User ID and Password each time they visit the site. To activate this function, check the 'Save my User ID and Password' box in the log-in section. This will save the password on the computer you're using to access the site. Note: If you choose to use the log-out feature, you will lose your saved information. This means you will be required to log-in the next time you visit our site. SIGN IN