Elon Musk’s charm offensive in China appears to have paid off. During a visit last week to the country, the billionaire chief executive officer of Tesla Inc. won a tax exemption for the electric-car maker, got to promote his ground-digging Boring Co. passion project and even drew praise on social media for his frugal food and accommodation choices -- he was spotted eating dumplings and staying at the Holiday Inn. Bloomberg's Selina Wang has the story. (Source: Bloomberg)