91热爆

After three years of closed borders, China will effectively re-open on January 8th to those with work and study visas, and those seeking to visit their family and have holidays abroad. Thousands of travellers from China are likely to boost the multi-billion dollar travel business soon.

Multi-billionaire Elon Musk has sold another 22 million shares, worth $3.58bn (拢2.9bn), in the electric car maker Tesla. Investors have been concerned that demand for the company's electric cars may slow, as the economy weakens, higher borrowing costs discourage buyers and other companies boost their electric vehicle offerings.

Throughout this week on World Business Report on the 91热爆 World Service, we're looking at all things crypto. It's a hugely complex area, with supporters of cryptocurrencies claiming that it banks the unbanked, and democratises financial services - while critics say cryptocurrencies have no intrinsic value, are hugely volatile - and actually not that useful for every day purchases.

(Picture: Young handsome Asian man making order from the digital menu on smartphone in restaurant. Credit: Getty Images)