The startup, formerly known as Snapchat, most recently opened an office in Shenzhen, China ... including smartphone maker Huawei, Alibaba, Baidu and Tencent. The Chinese tech giant Alibaba ...

Alibaba's top executives were not seen at the new office launch ... Tencent Holdings, for instance, is building a new campus in Shenzhen, a tech hub in southern Guangdong province, that is ...