Ecex. Exchange platform is a technology-based online blockchain distribution (claims, accounts receivable, factoring agreements, divestiture claims, etc.) trading platform, which provides users with: (1) sell and purchase transfer, creditor's rights, accounts receivable, mediation insurance contracts; （2） Provide various support services related to trading through exchanges, enabling users to exercise their rights and meet their own requirements; （3） Ensure task security and use Ziggurat cryptocurrency for payment. The smart contract on the Ecex. Exchange platform requires the work of Ziggurat digital tokens. Only owners of Ziggurat digital tokens can purchase Ecex. Exchange platform services at a discount....