iOS Update log

Version 2.2.9 ---- 2019-03-15

1.Add a plan delegate function to the contracts page.

2.Add a line switch entry to the contract page.

3.Add margin adjustment function when the contract is cross.

4.Optimized user experience.

5.Fixed several bugs.

Version 2.2.6 ---- 2019-01-16

1. A brand-new upgraded Candlestick Charts on both spot and contract.

2. Fixed several bugs.

3. Optimized user experience.

Version 2.2.3 ---- 2018-12-18

1. Added a favorites list to the home page

2. Fixed several bugs

3. Optimized user experience

Version 2.1.3 ---- 2018-09-29

1. Add perpetual contract trade

2. Add contract calculator function

3. Fix the bugs

Version 2.1.0 ---- 2018-09-07

1. Add perpetual contract trade

2. Fix the bugs

Version 2.0 ---- 2018-05-24

1. Add fingerprint, Face-ID, gesture quick login function

2. Add support for mobile phone number registration

3. Add inviting friend function, up to 30% cashback

4. Other details of optimization

Version 1.1.1 ---- 2018-05-10

1.Modify the deposit and withdraw tips

2.support the XDAG deposit、withdrawal and trade

3.Other details of optimization

Version 1.1 ---- 2018-05-05

1.Modify the deposit and withdraw tips

2.support the XDAG deposit、withdrawal and trade

Version 1.0 ---- 2018-04-23

1. First release, support for cryptocurrency trading