Ali
├── DingTalk (SNS)
├── Alipay (payment)
├── Taobao (shopping)
├── ele.me (O2O)
├── Amap (map)
└── ?DiDi (travel)
Tencent
├── Wechat (SNS)
├── ?JD (shopping)
└── Sougou Input (personal choice)
Baidu
└── BaiduNetDisk (cloud storage)