2025 overseas multilingual exchange contract options second-contract pin control subscription

White mobile UI, the system is a fully open-source version. The frontend is mobile uniapp and PC Vue, and the backend is developed with Laravel,

Features: coin-to-coin trading, mining wealth management, new coin subscription, system-issued coins, contract leverage, second-contract trading, options trading, platform coin

Controls: second-contract individual control, contract leverage range up/down floating control

#Exchange #Pin #Blockchain #Contract #Options