Coinbase launched its independently operating Wallet for mobile devices (Android and iOS) in 2018. It is a multi-coin wallet where you can hold many different altcoins at the same place and securely.
Established in Beijing Province of China in 2013, Huobi is one of the first Exchanges to start its business in Asia. Later they shifted their central office to Singapore. With more than 700 trading pairs and $780M equivalent of daily trading volumes, Huobi is one of the biggest Asia centric